Condition: Good: Good condition for a used book! Some wear. See images for the condition of this book.
Blurb: Volume 20 of the Book of Knowledge Children's Encyclopedia is the master index volume for any books in the 1928 set of the Book of Knowledge and is a short cut to rapid use of this set of books. It contains a general index, a poetry index and a full explanation of their use. Also includes a School-Subject Guide, graded courses of study with inspiring talks to children which analyzes the contents of the 19 volumes of this set.
Also includes two complete historical documents- the Declaration of Independence and the Constitution of the United States of America which every student of American history must frequently refer, a useful table of weights and measures and easy rules for rapid calculations.