Keyboard, Jr. Vol. 20, no. 7, Apr. 1962
Keyboard, Jr. Vol. 20, no. 7, Apr. 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
B00000045908 / 1962-03-21
RE0000508725 / 1990-12-21
RE0000508725 / 1990-12-21
Title:
Keyboard, Jr. Vol. 20, no. 7, Apr. 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 11, no. 7, Apr. 1959
example document: Young Keyboard Jr. Vol. 11, no. 7, Apr. 1959
Keyboard, Jr. Vol. 20, no. 6, Mar. 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000508726 / 1990-12-21
B00000045909 / 1962-02-21
B00000045909 / 1962-02-21
Title:
Keyboard, Jr. Vol. 20, no. 6, Mar. 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 17, no. 4, Jan. 1959
example document: Keyboard Jr. Vol. 17, no. 4, Jan. 1959
Keyboard, Jr. Vol. 20, no. 5, Feb. 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000508727 / 1990-12-21
B00000045910 / 1962-01-22
B00000045910 / 1962-01-22
Title:
Keyboard, Jr. Vol. 20, no. 5, Feb. 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 11, no. 6, Mar. 1959
example document: Young Keyboard Jr. Vol. 11, no. 6, Mar. 1959
Keyboard, Jr. Vol. 20, no. 4, Jan. 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000508728 / 1990-12-21
B00000045911 / 1962-01-02
B00000045911 / 1962-01-02
Title:
Keyboard, Jr. Vol. 20, no. 4, Jan. 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 13, no. 6, Mar. 1961
example document: Young keyboard, Jr. Vol. 13, no. 6, Mar. 1961
Keyboard, Jr. Vol. 20, no. 8, May 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000508729 / 1990-12-21
B00000045914 / 1962-04-24
B00000045914 / 1962-04-24
Title:
Keyboard, Jr. Vol. 20, no. 8, May 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 9, no. 5, Feb. 1957
example document: Young keyboard, Jr. Vol. 9, no. 5, Feb. 1957
Keyboard, Jr. Vol. 21, no. 1, Oct. 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000508735 / 1990-12-21
B00000111396 / 1962-09-18
B00000111396 / 1962-09-18
Title:
Keyboard, Jr. Vol. 21, no. 1, Oct. 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 17, no. 4, Jan. 1959
example document: Keyboard Jr. Vol. 17, no. 4, Jan. 1959
Keyboard, Jr. Vol. 21, no. 2, Nov. 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000508736 / 1990-12-21
B00000111397 / 1962-10-25
B00000111397 / 1962-10-25
Title:
Keyboard, Jr. Vol. 21, no. 2, Nov. 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 13, no. 2, Nov. 1960
example document: Young Keyboard Jr. Vol. 13, no. 2, Nov. 1960
Keyboard, Jr. Vol. 21, no. 3, Dec. 1962
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000508737 / 1990-12-21
B00000111398 / 1962-11-20
B00000111398 / 1962-11-20
Title:
Keyboard, Jr. Vol. 21, no. 3, Dec. 1962.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 12, no. 1, Oct. 1959
example document: Young Keyboard Jr. Vol. 12, no. 1, Oct. 1959
Keyboard, Jr. Vol. 20, no. 1, Oct. 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454376 / 1989-12-26
B00000045907 / 1961-09-18
B00000045907 / 1961-09-18
Title:
Keyboard, Jr. Vol. 20, no. 1, Oct. 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 18, no. 1, Oct. 1959
example document: Keyboard Jr. Vol. 18, no. 1, Oct. 1959
Keyboard, Jr. Vol. 20, no. 3, Dec. 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454377 / 1989-12-26
B00000045912 / 1961-11-17
B00000045912 / 1961-11-17
Title:
Keyboard, Jr. Vol. 20, no. 3, Dec. 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 12, no. 4, Jan. 1960
example document: Young Keyboard Jr. Vol. 12, no. 4, Jan. 1960
Keyboard, Jr. Vol. 20, no. 2, Nov. 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454378 / 1989-12-26
B00000045913 / 1961-10-19
B00000045913 / 1961-10-19
Title:
Keyboard, Jr. Vol. 20, no. 2, Nov. 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 17, no. 7, Apr. 1959
example document: Keyboard Jr. Vol. 17, no. 7, Apr. 1959
Keyboard, Jr. Vol. 19, no. 4, Jan. 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454382 / 1989-12-26
B00000976038 / 1961-01-02
B00000976038 / 1961-01-02
Title:
Keyboard, Jr. Vol. 19, no. 4, Jan. 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 15, no. 6, Mar. 1963
example document: Young keyboard, Jr. Vol. 15, no. 6, Mar. 1963
Keyboard, Jr. Vol. 19, no. 5, Feb. 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454383 / 1989-12-26
B00000976039 / 1961-01-19
B00000976039 / 1961-01-19
Title:
Keyboard, Jr. Vol. 19, no. 5, Feb. 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 13, no. 6, Mar. 1961
example document: Young keyboard, Jr. Vol. 13, no. 6, Mar. 1961
Keyboard, Jr. Vol. 19, no. 6, Mar. 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454384 / 1989-12-26
B00000976040 / 1961-02-21
B00000976040 / 1961-02-21
Title:
Keyboard, Jr. Vol. 19, no. 6, Mar. 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 14, no. 5, Feb. 1962
example document: Young keyboard, Jr. Vol. 14, no. 5, Feb. 1962
Keyboard, Jr. Vol. 19, no. 7, Apr. 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454385 / 1989-12-26
B00000976041 / 1961-03-22
B00000976041 / 1961-03-22
Title:
Keyboard, Jr. Vol. 19, no. 7, Apr. 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 13, no. 1, Oct. 1960
example document: Young Keyboard Jr. Vol. 13, no. 1, Oct. 1960
Keyboard, Jr. Vol. 19, no. 8, May 1961
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000454386 / 1989-12-26
B00000976042 / 1961-04-26
B00000976042 / 1961-04-26
Title:
Keyboard, Jr. Vol. 19, no. 8, May 1961.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 17, no. 4, Jan. 1959
example document: Keyboard Jr. Vol. 17, no. 4, Jan. 1959
Keyboard, Jr. Vol. 15, no. 4, Jan. 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273174 / 1985-12-27
B00000659943 / 1957-01-02
B00000659943 / 1957-01-02
Title:
Keyboard, Jr. Vol. 15, no. 4, Jan. 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 11, no. 5, Feb. 1959
example document: Young Keyboard Jr. Vol. 11, no. 5, Feb. 1959
Keyboard, Jr. Vol. 15, no. 5, Feb. 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273175 / 1985-12-27
B00000659944 / 1957-01-17
B00000659944 / 1957-01-17
Title:
Keyboard, Jr. Vol. 15, no. 5, Feb. 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 18, no. 6, Mar. 1960
example document: Keyboard Jr. Vol. 18, no. 6, Mar. 1960
Keyboard, Jr. Vol. 15, no. 6, Mar. 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273176 / 1985-12-27
B00000659945 / 1957-02-12
B00000659945 / 1957-02-12
Title:
Keyboard, Jr. Vol. 15, no. 6, Mar. 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 17, no. 5, Feb. 1959
example document: Keyboard Jr. Vol. 17, no. 5, Feb. 1959
Keyboard, Jr. Vol. 15, no. 7, Apr. 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273177 / 1985-12-27
B00000659946 / 1957-03-15
B00000659946 / 1957-03-15
Title:
Keyboard, Jr. Vol. 15, no. 7, Apr. 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 9, no. 6, Mar. 1957
example document: Young keyboard, Jr. Vol. 9, no. 6, Mar. 1957
Keyboard, Jr. Vol. 15, no. 8, May 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273178 / 1985-12-27
B00000659947 / 1957-04-15
B00000659947 / 1957-04-15
Title:
Keyboard, Jr. Vol. 15, no. 8, May 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 10, no. 3, Dec. 1957
example document: Young keyboard, Jr. Vol. 10, no. 3, Dec. 1957
Keyboard, Jr. Vol. 16, no. 1, Oct. 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273187 / 1985-12-27
B00000756493 / 1957-09-18
B00000756493 / 1957-09-18
Title:
Keyboard, Jr. Vol. 16, no. 1, Oct. 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young keyboard, Jr. Vol. 15, no. 6, Mar. 1963
example document: Young keyboard, Jr. Vol. 15, no. 6, Mar. 1963
Keyboard, Jr. Vol. 16, no. 2, Nov. 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273188 / 1985-12-27
B00000756494 / 1957-10-17
B00000756494 / 1957-10-17
Title:
Keyboard, Jr. Vol. 16, no. 2, Nov. 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Keyboard Jr. Vol. 18, no. 2, Nov. 1959
example document: Keyboard Jr. Vol. 18, no. 2, Nov. 1959
Keyboard, Jr. Vol. 16, no. 3, Dec. 1957
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000273189 / 1985-12-27
B00000756495 / 1957-11-18
B00000756495 / 1957-11-18
Title:
Keyboard, Jr. Vol. 16, no. 3, Dec. 1957.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, Junior
Copyright Claimant:
Key Educational Systems Corporation (PCW)
Names:
Key Educational Systems Corporation (80 documents)
example document: Young Keyboard Jr. Vol. 12, no. 8, May 1960
example document: Young Keyboard Jr. Vol. 12, no. 8, May 1960
Keyboard, Jr. Vol. 21, no. 6, Mar. 1963
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000548071 / 1991-10-21
B00000111401 / 1963-02-15
B00000111401 / 1963-02-15
Title:
Keyboard, Jr. Vol. 21, no. 6, Mar. 1963.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, junior
Copyright Claimant:
Key Educational Systems (PCW)
Names:
Keyboard, Jr. Vol. 21, no. 7, Apr. 1963
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000548072 / 1991-10-21
B00000111402 / 1963-03-18
B00000111402 / 1963-03-18
Title:
Keyboard, Jr. Vol. 21, no. 7, Apr. 1963.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, junior
Copyright Claimant:
Key Educational Systems (PCW)
Names:
Key Educational Systems (96 documents)
example document: Young Keyboard Jr. Vol. 12, no. 2, Nov. 1959
example document: Young Keyboard Jr. Vol. 12, no. 2, Nov. 1959
Keyboard, Jr. Vol. 21, no. 8, May 1963
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000548073 / 1991-10-21
B00000111403 / 1963-04-22
B00000111403 / 1963-04-22
Title:
Keyboard, Jr. Vol. 21, no. 8, May 1963.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, junior
Copyright Claimant:
Key Educational Systems (PCW)
Names:
Key Educational Systems (96 documents)
example document: Young keyboard, Jr. Vol. 9, no. 7, Apr. 1957
example document: Young keyboard, Jr. Vol. 9, no. 7, Apr. 1957
Keyboard, Jr. Vol. 22, no. 1, Oct. 1963
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000548074 / 1991-10-21
B00000198549 / 1963-09-09
B00000198549 / 1963-09-09
Title:
Keyboard, Jr. Vol. 22, no. 1, Oct. 1963.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, junior
Copyright Claimant:
Key Educational Systems (PCW)
Names:
Key Educational Systems (96 documents)
example document: Young Keyboard Jr. Vol. 12, no. 7, Apr. 1960
example document: Young Keyboard Jr. Vol. 12, no. 7, Apr. 1960
Keyboard, Jr. Vol. 22, no. 2, Nov. 1963
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000548075 / 1991-10-21
B00000198550 / 1963-10-16
B00000198550 / 1963-10-16
Title:
Keyboard, Jr. Vol. 22, no. 2, Nov. 1963.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, junior
Copyright Claimant:
Key Educational Systems (PCW)
Names:
Key Educational Systems (96 documents)
example document: Young Keyboard Jr. Vol. 12, no. 8, May 1960
example document: Young Keyboard Jr. Vol. 12, no. 8, May 1960
Keyboard, Jr. Vol. 22, no. 3, Dec. 1963
Type of Work:
Non-dramatic literary work
Registration Number / Date:
RE0000548076 / 1991-10-21
B00000198551 / 1963-11-15
B00000198551 / 1963-11-15
Title:
Keyboard, Jr. Vol. 22, no. 3, Dec. 1963.
Variant title:
Keyboard, Jr.
Other Title:
Keyboard, junior
Copyright Claimant:
Key Educational Systems (PCW)
Names:
Key Educational Systems (96 documents)
example document: Young keyboard, Jr. Vol. 15, no. 6, Mar. 1963
example document: Young keyboard, Jr. Vol. 15, no. 6, Mar. 1963
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