26 
DONATIONS TO MUSEUM AND LIBRARY. 
LIBRARY. 
Books Presented. 
Donor. 
The United States Geological Survey, 
Monograph xlv. and Atlas, on the 
Vermilion Iron-bearing District of 
Minnesota, by J. Morgan Clements ; 
Chemical Analyses of Igneous Rocks, 
by H enry S. Washington ; Chemical 
Composition of Igneous Rocks, by 
J. Faxon Iddings ; Drainage Modi¬ 
fications in S.E. Ohio and District, 
by W. G. Tight ; Reconnaissance 
from Fort Hamlin to Kotzebue 
Sound, Alaska, by W. C. Menden¬ 
hall; Forest Conditions in the Cascade 
Range Forest Reserve, Oregon ; The 
Mineral Resources of the Mount 
Wrangell District, Alaska; California 
Hydrography, by J. B. Lippincott ; 
Report of Progress of Stream 
Measurements, by F. W. Newell ; 
Irrigation in India, by H. N. Wilson ; 
Storage Reservoirs on Stony Creek, 
California, by Burt Cole ; The rela¬ 
tion of rainfall to run off, by P. W. 
Rafter : Mineral Analyses from the 
Laboratories of the United States 
Geological Survey, by F. W. Clarke ; 
The Carboniferous formations of 
Colorado, by G. H. Girty; and 
Bulletin No. 193. Contributions to 
Economic Geology, 1893 : Analyses 
of Rocks, 1880 to 1893. 
fThe Survey. 
