Thinking about what you read, reading and understanding more, 1003-86, 1003-85



1003-43

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099596 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-43.
Application Title:
Basic skills mathematics: subtraction--subtraction facts tutorial lesson: file no. 1003-43.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: subtraction--subtraction facts tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: Computer people

Copyrights records by Control Data Corporation

InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

1003-86

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099597 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-86.
Application Title:
Basic skills mathematics: addition--addition skills 2 drill and practice lesson: file no. 1003-86.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition--addition skills 2 drill and practice lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills mathematics
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

1003-85

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001099598 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
1003-85.
Application Title:
Basic skills mathematics: addition--addition skills 2 tutorial lesson: file no. 1003-85.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Other Title:
Basic skills mathematics: addition--addition skills 2 tutorial lesson
Copyright Claimant:
Control Data Corporation
Authorship on Application:
coauthors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: Non-verbal communication
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

[Counting numbers drill and practice lesson]

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001105297 / 1983-04-14
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
[Counting numbers drill and practice lesson] : file no. 1003-38.
Basis of Claim:
New Matter: revisions made to text.
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Series:
[Basic skills--mathematics. Basic number ideas]
Description:
Printout.
Other Title:
Basic skills--mathematics : Basic number ideas
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Authorship on Application:
derivative text of computer program: Control Data Corporation & InterCom, Inc., employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills reading
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

[Whole numbers 10-99 drill and practice lesson]

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001105298 / 1983-04-14
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
[Whole numbers 10-99 drill and practice lesson] : file no. 1003-36.
Basis of Claim:
New Matter: revisions made to text.
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Series:
[Basic skills--mathematics. Basic number ideas]
Description:
Printout.
Other Title:
Basic skills--mathematics : Basic number ideas
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Authorship on Application:
derivative text of computer program: Control Data Corporation & InterCom, Inc., employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills reading
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

[Whole numbers 100-1000 drill and practice lesson]

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001105299 / 1983-04-14
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
[Whole numbers 100-1000 drill and practice lesson] : file no. 1003-34.
Basis of Claim:
New Matter: revisions made to text.
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Series:
[Basic skills--mathematics. Basic number ideas]
Description:
Printout.
Other Title:
Basic skills--mathematics : Basic number ideas
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Authorship on Application:
derivative text of computer program: Control Data Corporation & InterCom, Inc., employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: Financing your business
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

[Number concepts drill and practice lesson]

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001105300 / 1983-04-14
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
[Number concepts drill and practice lesson] : file no. 1003-32.
Basis of Claim:
New Matter: revisions made to text.
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Series:
[Basic skills--mathematics. Basic number ideas]
Description:
Printout.
Other Title:
Basic skills--mathematics : Basic number ideas
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Authorship on Application:
derivative text of computer program: Control Data Corporation & InterCom, Inc., employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills mathematics
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

Legal responsibilities

Type of Work:
Non-dramatic literary work
Array
TX0001105711 / 1983-04-01
TX0001202747 / 1983-06-17
Date of Publication:
June 21, 1982
Date of Creation:
1981
Date in Notice:
notice: 1981
Title:
Legal responsibilities.
Copyright Note:
See also Legal responsibilities; Reg. 17Jun83; TX 1-202-747
Imprint:
[s.l.] : Control Data, c1981.
Description:
116 p.
Number of similar titles:
3
Similar Title:
Legal responsibilities of nonprofit boards
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: Basic skills reading: understanding new words. Cluster 4 progress check. By Control Data Corporation

Probability--tutorial lesson

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001106588 / 1983-03-31
Date of Publication:
March 30, 1981
Date of Creation:
1981
Title:
Probability--tutorial lesson.
Application Title:
High school skills mathematics: special topics--probability tutorial lesson.
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. pub. as General educational development mathematics: special topics, 1980.
Description:
Printout.
Other Title:
General educational development mathematics: special topics
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: [High school skills reading

Lesson Osdpc2 at 11:32 a.m. on Tuesday, March 22, 1983

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001117452 / 1983-04-13
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson Osdpc2 at 11:32 a.m. on Tuesday, March 22, 1983.
Application Title:
Basic skills mathematics: subtraction--subtraction facts drill and practice lesson.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics
Control Data Corporation (3394 documents)
example document: Introduction to computers

Lesson Onumc4 at 8:59 a.m. on Tuesday, March 22, 1983

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001117454 / 1983-04-14
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
Lesson Onumc4 at 8:59 a.m. on Tuesday, March 22, 1983.
Application Title:
Basic skills mathematics: basic number ideas--whole numbers 100-1000, tutorial lesson.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate lesson."
Previous Registration:
Prev. reg. 1982, TX 1-046-615.
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
derivative text of computer program: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: Basic reading skills
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

Setting

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001118260 / 1983-03-30
Date of Publication:
December 13, 1982
Date of Creation:
1982
Title:
Setting : reading application.
Application Title:
General educational development reading: prose literature: setting application lesson; High school skills reading: prose literature: setting application lesson.
Previous Registration:
Appl. states all new except content of title display & end display from version pub. 1980.
Description:
Printout.
Variant title:
Setting : reading application
Other Title:
General educational development reading: prose literature: setting application lesson
High school skills reading: prose literature: setting application lesson
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: Data processing fundamentals

[Overcoming self-defeating behavior

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001130540 / 1983-06-09
Date of Publication:
May 29, 1980
Date of Creation:
1980
Title:
[Overcoming self-defeating behavior : fear of real dangers and unreal dangers, making choices, take a look at yourself, time to try winning!]
Basis of Claim:
New Matter: "text of computer programs (computer instructions) that generate lessons."
Previous Registration:
Text & pictorial images of sceen displays prev. reg.
Description:
Printout.
Variant title:
Overcoming self-defeating behavior : fear of real dangers and unreal dangers, making choices
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Names:
Control Data Corporation (3394 documents)
example document: [High school skills reading

Fractions lesson, elementary math

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001131227 / 1983-04-28
Date of Publication:
October 13, 1980
Date of Creation:
1977
Title:
Fractions lesson, elementary math : Pinball.
Basis of Claim:
New Matter: text of computer program.
Description:
Printout.
Number of similar titles:
2
Similar Title:
Fractions lesson, elementary math
Other Title:
Pinball.
Copyright Claimant:
Control Data Corporation
Authorship on Application:
text of computer program: the Board of Trustees of the University of Illinois, employers for hire of Sharon Dugdale, David Kibbey & Helen Leung.
Names:
Sharon Dugdale (8 documents)
example document: Whole numbers, practice
David Kibbey (8 documents)
example document: Whole numbers, practice
Helen Leung (5 documents)
example document: Whole numbers, practice
Control Data Corporation (3394 documents)
example document: Weight control
University of Illinois. Board of Trustees (2230 documents)
example document: The Holocaust and Israel reborn

Copyrights records by University of Illinois. Board of Trustees

Fractions lesson, elementary math

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001131238 / 1983-04-28
Date of Publication:
October 13, 1980
Date of Creation:
1977
Title:
Fractions lesson, elementary math.
Application Title:
Decimal darts: pt. 1, pt. 2 & checkup.
Basis of Claim:
New Matter: text of computer program.
Description:
Printout.
Number of similar titles:
2
Copyright Claimant:
Control Data Corporation
Authorship on Application:
text of computer program: the Board of Trustees of the University of Illinois, employers for hire of Sharon Dugdale, David Kibbey & Helen Leung.
Names:
Sharon Dugdale (8 documents)
example document: Fractions lesson, elementary math
David Kibbey (8 documents)
example document: Fractions, practice
Helen Leung (5 documents)
example document: Whole numbers, practice
Control Data Corporation (3394 documents)
example document: Basic grammar skills
University of Illinois. Board of Trustees (2230 documents)
example document: Becoming canonical in American poetry

Percents less than one

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001132055 / 1983-04-29
Date of Publication:
March 30, 1981
Date of Creation:
1981
Title:
Percents less than one.
Application Title:
High school skills mathematics: special topics--percents less than one application lesson.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate lesson."
Previous Registration:
Prev. reg. in General educational development mathematics: special topics, 1983, TX 1-071-836.
Description:
Printout.
Number of similar titles:
3
Other Title:
General educational development mathematics: special topics
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills reading

Percents less than one

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001132056 / 1983-04-29
Date of Publication:
March 30, 1981
Date of Creation:
1981
Title:
Percents less than one.
Application Title:
High school skills mathematics: special topics--percents less than one tutorial lesson.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate lesson."
Previous Registration:
Preexisting material: General educational development mathematics: special topics.
Description:
Printout.
Number of similar titles:
3
Other Title:
General educational development mathematics: special topics
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: Basic skills language: language and usage. Cluster 9: drill and practice, progress check. By Control Data Corporation

Percents greater than 100

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001132059 / 1983-04-29
Date of Publication:
March 30, 1981
Date of Creation:
1981
Title:
Percents greater than 100.
Application Title:
High school skills mathematics: special topics--percents greater than 100 application lesson.
Basis of Claim:
New Matter: "revisions made to text of computer program (computer instructions) that generate[s] lesson."
Previous Registration:
Prev. reg. in General educational development mathematics: special topics, 1983, TX 1-071-836.
Description:
Printout.
Number of similar titles:
2
Other Title:
General educational development mathematics: special topics
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: Communication

[General educational development reading

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001135059 / 1983-05-17
Date of Publication:
October 15, 1980
Date of Creation:
1980
Date in Notice:
notice: 1979
Title:
[General educational development reading : prose literature--biography and autobiography (tutorial and application) : file no. 1020-68.]
Application Title:
High school skills reading: prose literature--biography and autobiography (tutorial and application)
Basis of Claim:
New Matter: "text of computer programs (computer instructions) that generate[s] lessons."
Description:
Printout.
Number of similar titles:
57
Similar Title:
[General educational development reading
Variant title:
General educational development reading : prose literature--biography and autobiography (tutorial and application)
Other Title:
High school skills reading: prose literature--biography and autobiography (tutorial and application)
Courseware Applications, Inc.
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Authorship on Application:
text of computer programs that generate lessons: Courseware Applications, Inc., formerly known as Schaefges and Traynor Consulting, employer for hire.
Names:
Control Data Corporation (3394 documents)
example document: Basic skills reading

[Basic number facts practice]

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001151122 / 1983-06-13
Date of Publication:
April 6, 1983
Date of Creation:
1983
Date in Notice:
notice: 1982
Title:
[Basic number facts practice]
Basis of Claim:
New Matter: "remaining text of computer program (computer instructions) that generates lesson."
Previous Registration:
Preexisting material: software (computer instructions), text & pictoral images of screen displays.
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Authorship on Application:
computer instructions: Discourse, Inc., employer for hire.
Names:
Control Data Corporation (3394 documents)
example document: [High school skills reading
Discourse, Inc. (6 documents)
example document: Fractions

Acids, bases, and salts

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001151716 / 1983-05-06
Date of Publication:
October 15, 1980
Date of Creation:
1980
Date in Notice:
notice: 1979
Title:
Acids, bases, and salts : science application.
Application Title:
General educational development science: chemistry: acids, bases, and salts: application lesson; High school skills science: chemistry: acids, bases, and salts: application lesson.
Description:
Printout.
Number of similar titles:
1
Other Title:
General educational development science: chemistry: acids, bases, and salts
High school skills science: chemistry: acids, bases, and salts
Copyright Claimant:
Control Data Corporation
Authorship on Application:
text of screen displays: Courseware Applications, Inc., formerly known as Schaefges and Traynor Consulting, & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills mathematics
Courseware Applications, Inc. (117 documents)
example document: Solutions

Copyrights records by Courseware Applications, Inc.

Ionic and covalent chemical bonds

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001151719 / 1983-05-06
Date of Publication:
September 15, 1981
Date of Creation:
1981
Title:
Ionic and covalent chemical bonds.
Application Title:
General educational development science: chemistry: ionic and covalent chemical bonds: tutorial/test lesson; High school skills science: chemistry: ionic and covalent chemical bonds: tutorial/test lesson.
Basis of Claim:
New Matter: "remainder of test questions, text."
Previous Registration:
Some test questions prev. pub.
Description:
Printout.
Other Title:
General educational development science: chemistry: ionic and covalent chemical bonds
High school skills science: chemistry: ionic and covalent chemical bonds
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: Weight control

Basic number facts

Type of Work:
Non-dramatic literary work
Registration Number / Date:
TX0001155293 / 1983-06-13
Date of Publication:
April 6, 1983
Date of Creation:
1982
Date in Notice:
notice: 1982
Title:
Basic number facts : practice.
Basis of Claim:
New Matter: additions.
Number of similar titles:
2
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills reading

[General educational development reading

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001159540 / 1983-05-16
Date of Publication:
December 13, 1982
Date of Creation:
1982
Title:
[General educational development reading : drama, interpretation of drama (application)]
Basis of Claim:
New Matter: computer instructions of computer program that generates lesson.
Description:
Printout.
Number of similar titles:
57
Similar Title:
[General educational development reading
Variant title:
General educational development reading : drama, interpretation of drama (application)
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills reading

[General educational development reading

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001159541 / 1983-05-16
Date of Publication:
December 13, 1982
Date of Creation:
1982
Title:
[General educational development reading : prose literature, setting (application)]
Basis of Claim:
New Matter: computer instructions of computer program that generates lesson.
Description:
Printout.
Number of similar titles:
57
Variant title:
General educational development reading : prose literature, setting (application)
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Names:
Control Data Corporation (3394 documents)
example document: The Communication model

Reading application

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001164281 / 1983-06-09
Date of Publication:
March 30, 1981
Date of Creation:
1981
Date in Notice:
notice: 1979
Title:
Reading application : every story or novel has a plot.
Application Title:
High school skills reading : prose literature--plot (application); General educational development reading: prose literature--plot (application)
Basis of Claim:
New Matter: remainder of text.
Previous Registration:
Portions of lesson prev. pub. 1980.
Description:
Printout.
Variant title:
Reading application : every story or novel has a plot
Other Title:
High school skills reading : prose literature--plot (application)
General educational development reading: prose literature--plot (application)
Copyright Claimant:
Control Data Corporation
Names:
Control Data Corporation (3394 documents)
example document: Basic skills reading

[General educational development reading

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001164282 / 1983-06-09
Date of Publication:
March 30, 1981
Date of Creation:
1981
Title:
[General educational development reading : practical reading--literal comprehension : understanding logical relationships : pt. II, test]
Application Title:
High school skills reading : practical reading--literal comprehension: understanding logical relationships: pt. II.
Basis of Claim:
New Matter: "rev. text of screen displays."
Previous Registration:
Text of screen display prev. pub. 1980.
Description:
Printout.
Number of similar titles:
57
Variant title:
General educational development reading : practical reading--literal comprehension
Other Title:
High school skills reading : practical reading--literal comprehension
Copyright Claimant:
Control Data Corporation
Notes:
Title from appl.
Names:
Control Data Corporation (3394 documents)
example document: Basic skills reading

[Subtraction application]

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001191148 / 1983-07-28
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
[Subtraction application]
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. pub. 1979 & reg. 1982, TX 1-046-615.
Series:
[Basic skills mathematics]
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Title & series title from the appl.
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: Basic reading skills
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

[Geometry and measurement application

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001191149 / 1983-07-28
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
[Geometry and measurement application : pt. 1-3]
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. pub. 1979 & reg. 1982, TX 1-046-615.
Series:
[Basic skills mathematics]
Description:
Printout.
Variant title:
Geometry and measurement application : pt. 1-3
Other Title:
Basic skills mathematics]
Copyright Claimant:
Control Data Corporation
Notes:
Title & series title from the appl.
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: [Basic skills mathematics
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics

[Division application]

Type of Work:
Machine-readable work or computer program
Registration Number / Date:
TX0001191150 / 1983-07-28
Date of Publication:
September 1, 1981
Date of Creation:
1981
Title:
[Division application]
Basis of Claim:
New Matter: revisions.
Previous Registration:
Prev. pub. 1979 & reg. 1982, TX 1-046-615.
Series:
[Basic skills mathematics]
Description:
Printout.
Copyright Claimant:
Control Data Corporation
Notes:
Title & series title from the appl.
Authorship on Application:
co-authors of derivative text of computer program that generates lesson: InterCom, Inc. & Control Data Corporation, employers for hire.
Names:
Control Data Corporation (3394 documents)
example document: Basic skills reading: understanding new words. Cluster 2 progress check. By Control Data Corporation
InterCom, Inc. (134 documents)
example document: [Basic skills mathematics
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