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Region: Delaware
Institution
Collection
Format
Subject
16
Bombay Hook National Wildlife Refuge (Del.)
16
Groundwater
14
Delaware
12
Aquifers
11
Groundwater Pollution
10
Wild and scenic rivers Law and legislation
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9
Geology
8
Maryland
8
White Clay Creek (Pa. and Del.)
7
Floods
7
Water quality
6
Groundwater Quality
6
Hydrogeology
6
Hydrology
6
National parks and reserves Law and legislation
6
Scour at bridges
6
Water table
6
Water-supply
5
Delaware History
5
Geology, Stratigraphic
5
Hazardous waste site remediation
5
Stream measurements
5
Wildlife refuges
4
Groundwater flow
4
Historic sites Law and legislation
4
Shore protection
4
Streamflow
4
Water Pollution
3
Amphibians
3
Barrier islands
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Author
60
Geological Survey (U.S.)
40
Geological Survey (U.S.),
19
Delaware. Department of Natural Resources and Environmental Control
19
U.S. Fish and Wildlife Service
14
Delaware Geological Survey
11
Delaware. Department of Transportation
more ...
8
United States. Congress. Senate. Committee on Energy and Natural Resources
6
Maryland. Department of Transportation
6
Virginia. Department of Transportation
5
United States. Environmental Protection Agency
4
Dover Air Force Base (Del.)
4
Hayes, Donald C.
4
Hayes, Donald C.,
4
Lacombe, Pierre
4
United States. Army. Corps of Engineers
4
United States. Congress. Senate. Committee on Energy and Natural Resources,
4
United States. Environmental Protection Agency,
4
United States. Forest Service. Northern Research Station,
3
Chester County Water Resources Authority
3
Denny, Charles Storrow, 1911-
3
Denver, J. M.,
3
Dillow, Jonathan J. A.
3
Hinaman, Kurt C.
3
National Center for Education Statistics
3
National Wildlife Refuge System (U.S.)
3
New Jersey. Department of Environmental Protection
3
Owens, James Patrick, 1924-
3
United States,
3
United States. Air Force
3
United States. Congress. House. Committee on Resources
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Language
Genre
16
Maps
12
Statistics
7
Periodicals
6
Legislative hearings
3
Gazetteers
3
Guidebooks
more ...
2
Bibliographies
2
Biographies
2
Census data
2
Indexes
2
Outline maps
2
Sources
2
Statutes and codes
1
Case studies
1
Catalogs
1
Dictionaries
1
Fiction
1
Geological maps
1
Handbooks and manuals
1
Historical fiction
1
Legislative materials
1
Novels
1
Technical reports
1
Topographic maps
1
Trial and arbitral proceedings
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Literary Form
Era
Region
Delaware
43
Maryland
23
Pennsylvania
23
United States
16
Bombay Hook National Wildlife Refuge
16
Bombay Hook National Wildlife Refuge (Del.)
more ...
15
New Castle County
14
Virginia
12
New Jersey
10
Washington (D.C.)
9
White Clay Creek (Pa. and Del.)
8
Dover Air Force Base
6
Wilmington
5
Delmarva Peninsula
4
Atlantic Coast
4
Chester County
4
Prime Hook National Wildlife Refuge (Del.)
4
Sussex County
3
Connecticut
3
Maine
3
New Hampshire
3
North Carolina
3
Saint Jones River (Del.)
3
Vermont
3
West Virginia
2
Alaska
2
Delaware Bay (Del. and N.J.)
2
Delaware City
2
Delaware River (N.Y.-Del. and N.J.)
2
Dover Air Force Base (Del.)
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Call Number
22
E - United States History
22
K - Law
18
G - Geography, Anthropology, Recreation
14
Q - Science
7
A - General Works
6
F - General American History
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5
J - Political Science
5
T - Technology
3
C - Historical Sciences
3
H - Social Science
3
S - Agriculture
2
M - Music
1
D - World History
1
L - Education
1
N - Fine Arts
1
P - Language and Literature
1
V - Naval Science
1
Z - Library Science
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Year of Publication