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Institution
Collection
Storage Gov Pub
681
Gov Pub Electronic
181
Spec Coll 3rd Floor
110
Gov Pub Microfiche
11
Main Books 3rd Floor
11
Spec Coll Energy 3rd Floor
more ...
10
Flat Maps 2nd Floor
7
Storage Gov Pub Media
5
Spec Coll Oversize 3rd Floor
3
Gov Pub Ref 1st Floor
2
Oversize 3rd Floor
1
Microfiche 2nd Floor
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Format
Subject
2,747
Geology
1,481
Water quality
1,409
Groundwater
1,223
Mines and mineral resources
1,119
Geology, Stratigraphic
1,044
Water-supply
more ...
752
History
540
Stream measurements
527
Paleontology
480
Hydrogeology
478
Officials and employees
459
National parks and reserves
430
Water Pollution
423
Forest management
410
Hydrology
403
Groundwater Pollution
400
Groundwater flow
394
Aquifers
348
Forest reserves
341
Groundwater Quality
339
Wildlife refuges
327
United States
309
Floods
308
Coal
280
Historic sites
274
Streamflow
260
Management
256
Public lands
250
Outdoor recreation
239
Water resources development
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Author
8,407
Geological Survey (U.S.)
2,535
United States. Bureau of Mines
1,122
United States. National Park Service
888
U.S. Fish and Wildlife Service
800
United States. Forest Service
628
United States. Bureau of the Census
more ...
594
National Center for Education Statistics
584
United States. Bureau of Land Management
511
National Institute of Justice (U.S.)
450
National Center for Health Statistics (U.S.)
389
United States. Department of the Army
339
United States. Department of Education
337
National Water-Quality Assessment Program (U.S.)
330
United States. Environmental Protection Agency
318
U.S. Atomic Energy Commission
309
United States. Congress. Office of Technology Assessment
289
United States. Office of Juvenile Justice and Delinquency Prevention
284
United States. Environmental Protection Agency. Office of Research and Development
283
Rocky Mountain Research Station (Fort Collins, Colo.)
279
Center of Military History
272
United States. Bureau of Labor Statistics
271
United States. National Aeronautics and Space Administration
252
National Cancer Institute (U.S.)
247
United States. Food and Drug Administration
245
United States. National Highway Traffic Safety Administration
235
United States. Bureau of Reclamation
226
United States. Office of Educational Research and Improvement
225
United States. Forest Service. Pacific Northwest Region
224
United States. Department of Energy
223
United States. Department of State
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Language
51,567
English
648
Spanish
26
French
26
Russian
19
Chinese
15
German
more ...
12
Japanese
9
Korean
8
Vietnamese
5
Italian
5
Portuguese
4
Tagalog
3
Arabic
3
Undetermined
2
Central Khmer
2
Dutch
2
Finnish
2
Hmong
2
Lao
2
Mayan
2
Multiple
2
North American Indian
1
Algonquian
1
Amharic
1
Athapascan
1
Central American Indian
1
Chamorro
1
Creole
1
Czech
1
Greek
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Genre
2,266
Statistics
2,087
Handbooks and manuals
917
Bibliographies
872
Conference papers and proceedings
562
Congresses
455
Technical reports
more ...
366
Catalogs
287
Legislative hearings
281
Maps
249
Directories
206
Census data
180
Exhibition catalogs
157
Guidebooks
132
Abstracts
131
Literature
122
Biographies
121
Classification
113
Case studies
107
Databases
93
Problems and exercises
90
Periodicals
84
Illustrated works
82
Dictionaries
64
Blank forms
62
Sources
62
Tables (Data)
57
Vital statistics
51
Longitudinal studies
47
Forms
43
Trivia and miscellanea
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Literary Form
Era
255
Cretaceous
204
20th century
153
Tertiary
92
Precambrian
91
Paleozoic
87
Eocene
more ...
84
Permian
80
Miocene
78
Cenozoic
75
Quaternary
68
Ordovician
66
Devonian
66
Jurassic
64
Mississippian
61
Civil War, 1861-1865
57
19th century
57
Pennsylvanian
57
Pleistocene
56
Mesozoic
56
Triassic
48
21st century
42
Cambrian
41
Oligocene
40
Proterozoic
39
World War, 1939-1945
35
Carboniferous
35
Pliocene
32
Silurian
29
1981-2001
26
Vietnam War, 1961-1975
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Region
19,673
United States
1,451
Colorado
1,362
California
1,149
Alaska
799
Arizona
794
Utah
more ...
779
Nevada
722
New Mexico
705
Wyoming
701
Montana
646
Washington (State)
631
Oregon
569
Idaho
466
Florida
438
Pennsylvania
437
Texas
401
New York (State)
364
Michigan
321
West (U.S.)
312
Virginia
296
South Dakota
286
Wisconsin
282
Kansas
267
Ohio
263
Illinois
260
Massachusetts
259
Missouri
258
Tennessee
254
Maryland
253
Minnesota
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Call Number
7,210
Q - Science
7,023
T - Technology
5,889
H - Social Science
3,201
E - United States History
3,159
A - General Works
2,466
G - Geography, Anthropology, Recreation
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2,002
D - World History
1,857
S - Agriculture
1,440
J - Political Science
1,383
L - Education
1,098
K - Law
937
C - Historical Sciences
895
R - Medicine
732
F - General American History
556
N - Fine Arts
411
Z - Library Science
410
P - Language and Literature
405
U - Military Science
253
V - Naval Science
28
B - Philosophy, Psychology, Religion
19
M - Music
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Year of Publication