72334125
Jul 31, 1969
Dec 15, 1970
PRINTED TEACHING MATERIALS USED IN COURSES FOR THE INSTRUCTION OF YOUNG CHILDREN-NAMELY, PRINTED INSTRUCTION BOOKS FOR TEACHERS, PRINTED NOTEBOOKS AND LOOSELEAF NOTEBOOK SHEETS FOR RECORDING PUPIL ACTIVITIES, SKILLS, ABILITIES AND THE LIKE, PRINTED WORK SHEETS BOOKS, PRINTED ACTIVITY CARDS, CONFERENCE CARDS AND SKILL CARDS USED AS TEACHING AIDS
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