Publisher's Synopsis
Excerpt from School Science and Mathematics, Vol. 20: A Journal for All Science and Mathematics Teachers; January, 1920
A copy of our Catalogs of science slides was mailed when published to every member of the Central Association. Are you a. Member? Did you get your copy? Did you keep it?
If not, there is another copy for you if you are interested. Just write us a card and ask for it. No obligation. You'll need it in placing your orders for science slides.
Lanterns from up. Opaque and micro projectors, slides and accessories.
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This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
