421 
‚the publieations of the U. S. Geolo&ical and Geographical Survey of the 
Territories I. Ed. Washington 1877. 37) Report of the Commissioner 
appointed under the provisions of act of Congress of March 3. 1877 
regarding the Hot Springs reservation in the State of Arkansas Washington 
1877. 38) F. V. Hayden: Supplement of the fifth annual Report of 
the U. S. Geological Survey of the Territories for 1871. Washington 
1872. 39) Preliminary Report of the field work of the U. 8. Geolog. 
and geograph. Survey of the Territories Washington 1877. 40) Sketch 
of the origin and progress of the U. S. Geolog. and Geograph. Survey 
of the Territor. by F. V. Hayden. Washington 1877. 41) Material for 
a Bibliography of North American Mammals prepared by Th. Gill and 
 Ell. Coues. Washington 1877. 42) Preliminary Report of the U. S. 
Geolog. Survey of Wyoming and portions of contiguous Territories by 
FE. W. Hayden. Washington 1871 und 72. 43) Preliminary Report of 
explorations in Nebraska and Dakota in the years 1855—57 by Lieute- 
nant G. K. Warren. Washington 1875.. 44) A. S. Packard: Report 
on the Rocky Mountin Locust and other Insects now injuring or likely 
‘to injure field and garden crops in the Western States and Territories. 
Washington 1877. 45) Bulletin of the U. 8. Geolog. and Geograph. 
Survey of the Territories. Vol. IV. No.2. 46) Ilustrations of Cretaceous 
and Tertiary Plants of the Western Territories of the U.S. Washington 
1878. 47) The new Rocky Mountin, Arkansas Valley an Juan Guide by 
J. G. Pangborn. Chicago 1878. 48) Ell. Ooues: Fur-Bearing Ani- 
mals: A Monograph of North American Mustelidae. Washington 1877. 
49) Bulletin of the U. 8. Geolog. and Geograph. Survey of the Territ. 
50) Contribution of the Natural History of Kerguelen Island by J. H. 
 Kidder. Washington 1875. (No. 27—50. Geschenke des Herrn Dr. 
J. V. Hayden U. S. Geologist.) 51) Archiv für die naturwissenschaft- 
liche Landesdurchforschung von Böhmen U. Band 1. Theil. (Geschenk 
des Comite’s für die Landesdurchforschung durch Vermittelung des Herrn 
Dr. Anton Fritsch.) 52) G. R. Bechler: Geographical Report on 
the Middle and South Parks Colorado and adjacent Country. Washington 
1877. 53) Map of the Upper Geyser Basin on the Upper Madison River, 
Montana Territ. by Gust. Bechler. 54) Map of the Lover Geyser 
Basin on the Upper Madison River, Montana Terr. by Gustav Bechler. 
55) Map of the Sources of Snake River by Gustav Bechler. 56) J.M. 
Tones: Adress before the Rocky Mountain Medicinal-Assoeiation. June 6. 
1877. Washington 1877. (No. 52—56. Geschenke der Herren Verfasser.) 
57) Dr. S. Th. Stein: Das Licht im Dienste der wissenschaftlichen 
Forschung. Handbuch der Anwendung des Lichtes und der Photographie 
