Collier's New Encyclopedia

A complete general encyclopedia of 1921 — the world as it was understood just after the Great War, from Aachen to Zwingli, across twelve volumes and six thousand pages.

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Moving Pictures

also known as most remote from the besieged place. MOVING PICTURES, also known as lent by Yerkes Observatory. Prof. George tion whereby a rapid succession of photo- E. Hale, who was instrumental in having graphs, thrown on a screen, each sucthe observatory built, is the director. ceeding picture presenting a slight degree The clear atmosphere of Mt. Wilson of progress in physical action over the makes it a very desirable spot for solar observations.

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