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Citations:
EndNote
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Mendeley
Image
California Trigo quadrangle[cartographic material].
Date
1915
Resource Type
Image
Creator
Marshall, R. B.
Davis, George R.
Hannegan, Duncan.
Taylor, O. G.
Form of original
Map
Campus
Fresno
Publisher
Department of the Interior, U.S. Geological Survey,
Subjects
Topographic Map
San Joaquin County
Stanislaus County
Calif
California
Location
Scale 1:31,680(W 121�-W 120�52?30?/N 38�-N 37�52?30?).
Source
flat setG4360 s3168.G4
Identifier
ocm58916034
Language
eng
Alternative Title
Trigo quadrangle; Later editions have title: Farmington quadrangle, California
Notes
Relief shown by contours and spot heights.
topography by Duncan Hannegan and O.G. Taylor.
Contour interval 5 feet.
R.B. Marshall, chief geographer
Text and ill. on verso.
Surveyed in 1913.
Geo. R. Davis, geographer in charge
Extent
1 map : color ; 44 x 35 cm on sheet 51 x 42 cm
Relationships
In Collection:
California Historical Topographic Maps
Items
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File information
Actions
678.jp2
Public
Date Uploaded:
2025-09-05
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