/ 



/ 



ANNUAL RECORD 



OP 



SCIENCE AND INDUSTRY 



FOR 1876. 



EDITED BY 



SPENCER F. BAIED, 



WITH THE ASSISTANCE OF EMINENT MEN OP SCIENCE. 



<^ 



<iiiit'i^ 



NEW YORK: 



HARPER & BROTHERS, PUBLISHERS, 



F R A X K L I X SQUARE. 



1877. 



