Complete Set 1952 Book of Knowledge - The Children's Encyclopedia. 20 Volumes in 10 Leather Hardcover Books. Plus School-Subject Guide, Graded Courses of Study, Master Keys, and Character Education Guide. All keyed to the 1952 Edition printing (The Book of Knowledge, Complete Set)

The outer archives are busy

by The Grolier Society; E. V. McLoughlin [Editor]; Alexander J. Stoddard [Introduction];