Odd, even, prime, and composite numbers (tutorial), DUOLOGUE, Spanish--vocabulary builder
Spanish--vocabulary builder
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
PA0000164021 / 1983-01-05
Date of Publication:
November 22, 1982
Date of Creation:
1982
Title:
Spanish--vocabulary builder.
Language:
(With German--vocabulary builder & French--vocabulary builder).
Copyright Note:
C.O. correspondence.
Imprint:
Minneapolis : Control Data Corp., c1982.
Description:
1 microcomputer program.
Copyright Claimant:
Control Data Corporation
Notes:
1 videocassette & 3 descriptions deposited in lieu of the program.
Authorship on Application:
text & interactive graphics presented by a device: Control Data Corporation & Barr Interactive Software, a division of Duosoft Corporation, employers for hire.
Names:
Duosoft Corporation. Barr Interactive Software (8 documents)
example document: Phizquiz
Control Data Corporation (3463 documents)
example document: Weight control
Barr Interactive Software, a division of Duosoft Corporation. (6 documents)
example document: Physics
example document: Phizquiz
Control Data Corporation (3463 documents)
example document: Weight control
|
|
Barr Interactive Software, a division of Duosoft Corporation. (6 documents)
example document: Physics
Physics--elementary mechanics
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
PA0000170352 / 1983-01-27
Date of Publication:
December 29, 1982
Date of Creation:
1982
Title:
Physics--elementary mechanics.
Basis of Claim:
New Matter: "revisions to preexisting text and interactive graphics, addition of sounds."
Copyright Note:
C.O. correspondence.
Imprint:
Minneapolis : Control Data Corp., c1982.
Description:
1 microcomputer program.
Copyright Claimant:
Control Data Corporation
Notes:
I videocassette & synopsis (2 p.) deposited in lieu of program.
Authorship on Application:
rev. text, interactive graphics, addition of sounds: Barr Interactive Software, a division of Duosoft Corporation, employer for hire.
Names:
Duosoft Corporation. Barr Interactive Software (8 documents)
example document: Physics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics--addition, cluster 5, addition skills, pt. 1]
Barr Interactive Software, a division of Duosoft Corporation. (6 documents)
example document: Vocabulary builder
example document: Physics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics--addition, cluster 5, addition skills, pt. 1]
Barr Interactive Software, a division of Duosoft Corporation. (6 documents)
example document: Vocabulary builder
DUOLOGUE
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099528 / 1983-04-19
Date of Publication:
February 22, 1983
Date of Creation:
1983
Title:
DUOLOGUE : lesson tged126.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Preexisting material: High school skills mathematics: geometry--special angles: pt. 1, application lesson.
Description:
Printout.
Variant title:
DUOLOGUE : lesson tged126
Other Title:
High school skills mathematics: geometry--special angles: pt. 1, application lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program that generates lesson: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading: understanding new words. Cluster 2 progress check. By Control Data Corporation
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading: understanding new words. Cluster 2 progress check. By Control Data Corporation
DUOLOGUE
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099529 / 1983-04-19
Date of Publication:
February 23, 1983
Date of Creation:
1983
Title:
DUOLOGUE : lesson tgedm8c.
Application Title:
High school skills mathematics: special angles, pt. 2 (tutorial)
Basis of Claim:
New Matter: revisions.
Previous Registration:
Preexisting material: High school skills mathematics: geometry--special angles, pt. II, tutorial lesson.
Description:
Printout.
Variant title:
DUOLOGUE : lesson tgedm8c
Other Title:
High school skills mathematics: geometry--special angles, pt. II, tutorial lesson
High school skills mathematics: special angles, pt. 2 (tutorial)
High school skills mathematics: special angles, pt. 2 (tutorial)
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program that generates lesson: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading
DUOLOGUE
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099531 / 1983-04-19
Date of Publication:
February 23, 1983
Date of Creation:
1983
Title:
DUOLOGUE : lesson tged127.
Application Title:
High school skills mathematics: special angles, pt. 2 (drill)
Basis of Claim:
New Matter: revisions.
Previous Registration:
Preexisting material: High school skills mathematics: geometry--special angles, pt. II, application lesson.
Description:
Printout.
Variant title:
DUOLOGUE : lesson tged127
Other Title:
High school skills mathematics: geometry--special angles, pt. II, application lesson
High school skills mathematics: special angles, pt. 2 (drill)
High school skills mathematics: special angles, pt. 2 (drill)
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program that generates lesson: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics--geometry/measurement, cluster 6, area measurement]
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics--geometry/measurement, cluster 6, area measurement]
Odd, even, prime, and composite numbers (drill)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104577 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Odd, even, prime, and composite numbers (drill)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics
Odd, even, prime, and composite numbers (tutorial)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104579 / 1983-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Odd, even, prime, and composite numbers (tutorial)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading--understanding new words, cluster 2, comparatives]
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading--understanding new words, cluster 2, comparatives]
Areas
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104580 / 1983-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Areas : pt. 2 (tutorial)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Variant title:
Areas : pt. 2 (tutorial)
Other Title:
High school skills mathematics
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills mathematics
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills mathematics
Exponents (tutorial)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104582 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Exponents (tutorial)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics--fractions, cluster 14, multiplication and division of mixed numbers, pt. 1]
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics--fractions, cluster 14, multiplication and division of mixed numbers, pt. 1]
Set operations (tutorial)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104583 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Set operations (tutorial)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills reading
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills reading
Set operations (drill)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104585 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Set operations (drill)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Trade regulation compliance
example document: Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Trade regulation compliance
Mean and average (tutorial)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104587 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Mean and average (tutorial)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [LDEC chemistry I
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [LDEC chemistry I
Pythagorean theorem (drill)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104589 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Pythagorean theorem (drill)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Problem solutions for module E
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Problem solutions for module E
Pythagorean theorem (tutorial)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104593 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Pythagorean theorem (tutorial)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [Basic skills reading
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics
example document: [Basic skills reading
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics
Mean and average (drill)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001104598 / 1981-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Mean and average (drill)
Basis of Claim:
New Matter: revisions to text of computer program.
Series:
High school skills mathematics
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Lewis symbols for the Octet rule]
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Lewis symbols for the Octet rule]
Exponents (drill)
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001106587 / 1983-03-31
Date of Publication:
February 18, 1983
Date of Creation:
1983
Title:
Exponents (drill)
Application Title:
High school skills mathematics: exponents (drill)
Basis of Claim:
New Matter: rev. computer program.
Previous Registration:
Prev. pub. as High school skills mathematics: basic number ideas--exponents application lesson, 1981.
Description:
Printout.
Other Title:
High school skills mathematics: basic number ideas--exponents application lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: The Application form
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: The Application form
Tged133
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001117453 / 1983-04-19
Date of Publication:
February 23, 1983
Date of Creation:
1983
Title:
Tged133.
Application Title:
High school skills mathematics: volume (drill)
Basis of Claim:
New Matter: "rev. text of computer program (computer instructions) that generate lesson."
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading: understanding new words. Cluster 5 progress check. By Control Data Corporation
example document: High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading: understanding new words. Cluster 5 progress check. By Control Data Corporation
Tged118
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001127000 / 1983-04-29
Date of Publication:
February 22, 1983
Date of Creation:
1983
Title:
Tged118.
Application Title:
Percents less than one hundred (drill)
Basis of Claim:
New Matter: "rev. text of computer program (computer instructions) that generates lesson."
Series:
[High school skills--mathematics]
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills mathematics
Making new words, suffixes, --y, --ly, --less
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001236279 / 1983-09-22
Date of Publication:
March 25, 1983
Date of Creation:
1983
Title:
Making new words, suffixes, --y, --ly, --less : tutorial.
Basis of Claim:
New Matter: derivative text of computer program.
Series:
Basic skills reading
Other Title:
Basic skills reading
Copyright Claimant:
Control Data Corporation
Notes:
Cataloged from appl. only.
Authorship on Application:
derivative text of computer program: Barr Interactive Software, employer for hire.
Names:
Barr Interactive Software (85 documents)
example document: Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading
example document: Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading
German travel vocabulary
Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001276558 / 1984-01-25
Date of Publication:
May 24, 1983
Date of Creation:
1983
Title:
German travel vocabulary.
Basis of Claim:
New Matter: "new text added."
Previous Registration:
Prev. reg. 1982, TX 1-033-172.
Series:
Plato educational courseware
Imprint:
San Diego : Control Data Pub. Co., c1983.
Description:
60 p.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
Control Data Corporation & Barr Interactive Software, employers for hire.
Names:
Barr Interactive Software (85 documents)
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Structured programming with Fortran 77
example document: [Basic skills mathematics
Control Data Corporation (3463 documents)
example document: Structured programming with Fortran 77
French travel vocabulary
Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001276559 / 1984-01-25
Date of Publication:
May 24, 1983
Date of Creation:
1983
Title:
French travel vocabulary.
Basis of Claim:
New Matter: "new text added."
Previous Registration:
Prev. reg. 1982, TX 1-033-183.
Series:
Plato educational courseware
Imprint:
San Diego : Control Data Pub. Co., c1983.
Description:
60 p.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
Control Data Corporation & Barr Interactive Software, employers for hire.
Names:
Barr Interactive Software (85 documents)
example document: Probability drill
Control Data Corporation (3463 documents)
example document: [LDEC Pascal
example document: Probability drill
Control Data Corporation (3463 documents)
example document: [LDEC Pascal
German classroom words
Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001276560 / 1984-01-25
Date of Publication:
May 13, 1983
Date of Creation:
1983
Title:
German classroom words.
Basis of Claim:
New Matter: "new text added."
Previous Registration:
Prev. reg. 1982, TX 1-033-172.
Series:
Plato educational courseware
Imprint:
San Diego : Control Data Pub. Co., c1983.
Description:
60 p.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
Control Data Corporation & Barr Interactive Software, employers for hire.
Names:
Barr Interactive Software (85 documents)
example document: Probability (tutorial)
Control Data Corporation (3463 documents)
example document: Addition and subtraction of integers
example document: Probability (tutorial)
Control Data Corporation (3463 documents)
example document: Addition and subtraction of integers
German vocabulary for shopping use
Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001276561 / 1984-01-25
Date of Publication:
May 13, 1983
Date of Creation:
1983
Title:
German vocabulary for shopping use.
Basis of Claim:
New Matter: "new text added."
Previous Registration:
Prev. reg. 1982, TX 1-033-172.
Series:
Plato educational courseware
Imprint:
San Diego : Control Data Pub. Co., c1983.
Description:
60 p.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
Control Data Corporation & Barr Interactive Software, employers for hire.
Names:
Barr Interactive Software (85 documents)
example document: Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading
example document: Basic skills mathematics
Control Data Corporation (3463 documents)
example document: [Basic skills reading
French vocabulary for shopping use
Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001276562 / 1984-01-25
Date of Publication:
May 13, 1983
Date of Creation:
1983
Title:
French vocabulary for shopping use.
Basis of Claim:
New Matter: "new text added."
Previous Registration:
Prev. reg. 1982, TX 1-033-183.
Series:
Plato educational courseware
Imprint:
San Diego : Control Data Pub. Co., c1983.
Description:
58 p.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
Control Data Corporation & Barr Interactive Software, employers for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Career paths
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Career paths
Spanish travel vocabulary
Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001276563 / 1984-01-25
Date of Publication:
May 13, 1983
Date of Creation:
1983
Title:
Spanish travel vocabulary.
Basis of Claim:
New Matter: "new text added."
Previous Registration:
Prev. reg. 1982, TX 1-033-182.
Series:
Plato educational courseware
Imprint:
San Diego : Control Data Pub. Co., c1983.
Description:
60 p.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
Control Data Corporation & Barr Interactive Software, employers for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading: understanding what you read. Cluster 25 progress check. By Control Data Corporation
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: Basic skills reading: understanding what you read. Cluster 25 progress check. By Control Data Corporation
French classroom words
Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001276564 / 1984-01-25
Date of Publication:
May 13, 1983
Date of Creation:
1983
Title:
French classroom words.
Basis of Claim:
New Matter: "new text added."
Previous Registration:
Prev. reg. 1982, TX 1-033-183.
Series:
Plato educational courseware
Imprint:
San Diego : Control Data Pub. Co., c1983.
Description:
58 p.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
Control Data Corporation & Barr Interactive Software, employers for hire.
Names:
Barr Interactive Software (85 documents)
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills mathematics
example document: [High school skills mathematics
Control Data Corporation (3463 documents)
example document: [High school skills mathematics
[French, German, and Spanish
Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001293460 / 1984-02-15
Date of Publication:
May 6, 1983
Date of Creation:
1983
Title:
[French, German, and Spanish : travel vocabulary, vocabulary for shopping use, and classroom words : program] / developed by Barr Interactive Software, a division of Duosoft Corporation ; written by Kurt Baumann and Paul Travis.
Basis of Claim:
New Matter: derivative text.
Previous Registration:
Prev. reg. 1983, TX 1-065-993.
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Authorship on Application:
derivative text: Barr Interactive Software, Inc., employer for hire.
Names:
Paul Travis (27 documents)
example document: The very best coaching and study course GRE CAT
Kurt Baumann (2 documents)
example document: Ridgeway presents. w & m Kurt Baumann, Helen Lawson, Bob Reid (Robert Reid) et al
Duosoft Corporation. Barr Interactive Software, Inc.
Control Data Corporation (3463 documents)
example document: Basic skills reading
Barr Interactive Software, a division of Duosoft Corporation. (6 documents)
example document: Vocabulary builder lessons
example document: The very best coaching and study course GRE CAT
|
|
Kurt Baumann (2 documents)
example document: Ridgeway presents. w & m Kurt Baumann, Helen Lawson, Bob Reid (Robert Reid) et al
Duosoft Corporation. Barr Interactive Software, Inc.
Control Data Corporation (3463 documents)
example document: Basic skills reading
Barr Interactive Software, a division of Duosoft Corporation. (6 documents)
example document: Vocabulary builder lessons
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