73037161
Nov 14, 1974
Sep 21, 1976
EDUCATIONAL SELF-LEARNING NOTEBOOKS-NAMELY, NOTEBOOKS HAVING A TOPICAL INDEX AND REMOVABLE BLANK PAGES ON WHICH THE USER ADDS WORDS OF INTEREST TOGETHER WITH A BRIEF MEANING OR EXPLANATION THEREOF AND THEREAFTER FILES THE PAGES BY TOPIC ACCORDING TO THE USER'S MENTAL ASSOCIATION OF THE WORD AND TOPIC
Paper Goods and Printed Matter