[ 
xii 
1 
United States (continnerl). 
Washington. 
AB. Patent Office. 
AB. Smithsonian Institution. 
AB. United States Coast Survey. 
B. United States Commission of Fish and 
Fisheries. 
AB. United States Geological Survey. 
United States (continued). 
Washington (continued). 
AB. United States Uaval Observatory, 
p. United States Department of Agriculture. 
A. United States Depaidment of Agriculture 
(Weather Bureau). 
West Point (U.Y.) 
AB. United States Military Academy. 
