THE OLD EDITION of this work is CONTINUED for the accommodation of teachers who have classes already partially supplied. Order "Peck's Ganot- old edition." Those desiring to change the old for the new edition may do so upon liberal terms by addressing the publishers. A. S. BARNES & CO. INTRODUCTORY COURSE OF NATURAL PHILOSOPHY FOR THE USE OF HIGH SCHOOLS AND ACADEMIES. EDITED FROM GANOT'S POPULAR PHYSICS. BY WILLIAM G. PECK, LL.D., PROFESSOR OF MATHEMATICS AND ASTRONOMY, COLUMBIA COLLEGE, AND OF REVISED BY LEVI S. BURBANK, A.M., LATE PRINCIPAL OF WARREN ACADEMY, WOBURN, MASS., AND JAMES I. HANSON, A.M., PRINCIPAL OF THE HIGH SCHOOL, WOBURN, MASS. A. S. BARNES AND COMPANY, NEW YORK AND CHICAGO. |