•^2r^3«r 



No. 1 



'f. 



nt 



j. i DEPARTMENT OF COMMERCE 



^^E^ U. S. COAST AND GEODETIC SURVEY 



". 



E. LESTER JONES, Superintendent 



DESCRIPTION 



OF THE 



. COAST AND GEODETIC SURVEY 

 TIDE-PREDICTING MACHINE No. 2 



? 



SPECIAL PUBLICATION^ No. 32 



— \ . 



i;^ or TOROH'^V 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1915 



