72344783
Nov 28, 1969
Feb 23, 1971
HARPERCOLLINS PUBLISHERS INC.
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PHONOGRAPH RECORDS AND PRE-RECORDED MAGNETIC TAPES
BOOKS, [ MAGAZINES ] AND EDUCATIONAL, INSTRUCTIONAL AND ILLUSTRATIVE MATERIALS-NAMELY, PROJECTABLE TRANSPARENCIES, [ FILM STRIPS, ENDLESS FILM LOOPS, STORY CARDS ] AND CHARTS