40 
WARD & HOWELL, Rochester, N. Y. 
College Collection of Minerals. 1888. 
College Collection of Palaeontology. 1889. 
Academy Collection of Palaeontology. 1889. 
F. B. WEBSTER (the editor), Boston, Mass. 
Ornithologist and Oologist. Vol. XV, 1-11. 1890. 
Prof. G. H. PERKINS (the author), Burlington, Vt. 
Insects Injurious to the American Elm. 1890. 
DANIEL DRAPER, Ph.D., Director New York Meteorological Observatory. 
Annual Report. 1890. 
Prof. A. S. PACKARD (the author), Providence, R. I. 
" The Life History of Drepana arcuata." 
" The Partial Life-History of Pseudohazis eglanterina, etc." 
Dr. JUAN GUNDLACH, Habana, Cuba, through Mr. George N. Lawrence, 
N. Y. City. 
Contribution a la Eutomologia Cubana. Tomo II. 1886. 
L. O. HOWARD, Washington, D. C. 
"The Horn Fly." 
Annotated Catalogue of the Insects collected in 1887-88. 
" The Hymenopterous Parasites of North American Butterflies." 
W. T. HORNADAY (the author), Washington, D. C. 
The Extermination of the American Bison. 
C. D. WOLCOTT (the author), Washington, D. C. 
" Review of Dr. R. W. Ells's Second Report on the Geology of a 
portion of the Province of Quebec, etc." 
G. K. GILBERT (the author), Washington, D. C. 
" The Strength of the Earth's Crust." 
" The History of the Niagara River." 
W. H. DALL (the author), Washington, D. C. 
" Deep Sea Mollusks." 
" On Dynamic Influences in Evolution." 
I. C. RUSSELL, Washington, D. C. 
Quarternary History of Mono Valley, California. 
Twenty-two photographs of the Dismal Swamp. 
JOHN G. BOURKE (the author), Washington, D. C. 
" Notes upon the gentile organization of the Apaches of Arizona." 
" The gentile system of the Navajo Indians." 
Dr. THEO. GILL (the author), Washington, D. C. 
7 Pamphlets. 
LORENZO G. YATES, M.D. (the author), Santa Barbara, Cal. 
' ' Notes on the Geology and Scenery of the Islands forming the South- 
erly Line of the Santa Barbara Channel." 
"Channel Islands." 
" The Mollusca and New Shells, Santa Barbara." 
" Charm Stones." 
C. R. ORCUTT, San Diego, Cal. 
West American Scientist. Vol. VII, 50-54. 1890. 
Prof. J. LE CONTE (the author), Berkeley, Cal. 
"On the Origin of Normal Faults and of the Structure of the Basin 
region." 
E. M. HAIGHT, Riverside, Cal. 
The Old Curiosity Shop. Vol. IX, 1-5. 1890. 
