Report of 'Librarian. 
73 
MEXICO. 
Mexico City. — Comision de Parasitologia ; Institute Geologic© de Mexico; So- 
ciedad Mexicana de Geografia y Estadistica; Soci6t§ Scientifique, “Antonio 
Alzate.” 
Tacuhaya.— Comision Geodes ica Mejicana; Observatorio Astronomico Nacional. 
UNITED STATES. 
CALIFORNIA. 
Berkeley. — University of California Library. Exchange Dept. 
Los Angeles.-— Los Angeles Public Library. 
San Francisco.— California" Academy of Science. 
COLORADO. 
Colorado Springs. — Colorado College Scientific Society. 
Denver.— Colorado Scientific Society. 
CONNECTICUT. 
New Haven.- — Yale University Library. 
DISTRICT OF COLUMBIA. 
Washington.- — Library of Congress; Smithsonian Institution; U. S. Dept, of 
Agriculture Library; U. S. Geological Survey Library; Washington Acad- 
emy of Sciences. 
ILLINOIS. 
Chicago— Chicago Academy of Sciences; Field Columbian Museum; John Crerar 
Library. 
Urbana . : — Illinois State Laboratory of Natural History. 
INDIANA. 
Indianapolis.— Indiana Academy of Science; Indiana Department of Geology 
and Natural Resources. 
IOWA. 
Davenport. — -Davenport Academy of Sciences. 
Des Moines.— Iowa Academy of Science. 
KANSAS. 
Lawrence. — Kansas University Library. 
'Topeka. — -Kansas Academy of Science. 
MAINE. 
Portland— Portland Society of Natural History. 
MARYLAND. 
Baltimore . — Johns Hopkins Hospital; Johns Hopkins University Library. 
MASSACHUSETTS. 
Boston.— American Academy of Arts and Sciences; Boston Public Library; Bos- 
ton Society of Natural History. 
Cambridge. — Harvard University Library. 
Salem .- — Essex Institute. 
