Front matter
Reading edition
McGraw-Hill Book Co. Inc. PUBLISHERS OF BOOKS FOR
Coal Age ▿ Electric Railway Journal Electrical World ▿ Engineering News-Record American Machinist ▿ Ingeniería Internacional Engineering & Mining Journal ▿ Power Chemical & Metallurgical Engineering Electrical Merchandising
Galileo’s Telescopes. (Frontispiece) (Bull. de la Soc. Astron. de France.)
THE TELESCOPE
BY LOUIS BELL, Ph.D. CONSULTING ENGINEER; FELLOW, AMERICAN ACADEMY OF ARTS & SCIENCES; PAST-PRESIDENT, THE ILLUMINATING ENGINEERING SOCIETY; MEMBER, AMERICAN ASTRONOMICAL SOCIETY
First Edition
McGRAW-HILL BOOK COMPANY, Inc. NEW YORK: 370 SEVENTH AVENUE LONDON: 6 & 8 BOUVERIE ST., E. C. 4 1922
Copyright, 1922, by the McGraw-Hill Book Company, Inc.
THE MAPLE PRESS YORK PA