THE BOOK OF KNOWLEDGE; the children's encyclopedia. Editor-in-chief: E. V. McLoughlin.
THE BOOK OF KNOWLEDGE; the children's encyclopedia. Editor-in-chief: E. V. McLoughlin. NM: revisions & additions in text & pictures. © 9Dec42; A169888. Grolier, Inc. (PCW); 25May70; R485089.
Grolier, Inc.|PCW