Williamson County, Illinois : [aerial photographs] /

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Bibliographic Details
Corporate author / creator:United States. Department of Agriculture. Production and Marketing Administration
Imprint:[Washington, D.C.] : The Administration, [1951]
Description:remote-sensing images ; 24 x 24 cm. + photomosaic index (1 remote-sensing image ; 59 x 58 cm.).
Language:English
Subject:
Cartographic data:Scale 1:20,000 (W 89⁰09ʹ--W 88⁰42ʹ/N 37⁰52ʹ--N 37⁰36ʹ).
Scale [ca. 1:85,000].
Format: Map U.S. Federal Government Document Print
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/5640234
Hidden Bibliographic Details
Other authors / contributors:Park Aerial Surveys, Inc.
Notes:Contact prints with stereoscopic coverage (60% overlap).
Complete in ca. 266 images.
Title from photomosaic index.
"Flying completed Aug. 5, 1951"--index.
Flight dates: 6-2-51; 8-5-51.
Photos numbered BHK-1H-2 through BHK-2H-211.
"Index copied Aug. 13, 1951."
Photomosaic index includes key to sheets.
"USDA 1237-51. Item 4."

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