1920's Chemistry Textbook

Alexander Smith was a renowned chemist and wrote a number of chemistry books used in colleges. This book holds 566 pages of the known chemisty sciences of the 1920's. It's interesting to see how science has progressed over the past 100 years. Much of the info found in  this college textbook is now commonly taught in grammar schools!

Smith's Intermediate Chemistry Book by Alexander Smith. 
Revised and Rewritten by James Kendall and Edwin Slosson.
Copyright 1919, 1922. This edition published in 1928.

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