I/ 

 SCIENCE FOR THE YOUNG. 



LIGHT. 



BY JACOB ABBOTT, 



AUTHOR OF 



'THE FRANCONIA STORIES," "MARCO PAUL SERIES," "YOUNG 



CHRISTIAN SERIES," "HARPER'S STORY BOOKS," 



"ABBOTT'S ILLUSTRATED HISTORIES," &c 



WITH NUMEROUS ENGRA VINGS. 



NEW YORK: 



HARPER & BROTHERS, PUBLISHERS, 



FRANKLIN SQUARE. 



NOV 19 1900 



