Aeromagnetic map of part of the Alburtis quadrangle, Lehigh, Berks, and Northampton Counties, Pennsylvania /

Aeromagnetic map of part of the Alburtis quadrangle, Lehigh, Berks, and Northampton Counties, Pennsylvania /

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Bibliographic Details
Corporate author / creator:	Geological Survey (U.S.)
Imprint:	Washington, D.C. : The Survey, 1961.
Description:	1 map ; 115 x 87 cm., on sheet 103 x 127 cm., folded in envelope 30 x 24 cm.
Language:	English
Series:	Geophysical investigations GP-266 Geophysical investigations (Geological Survey (U.S.)) GP-266
Subject:	Geomagnetism -- Pennsylvania -- Lehigh County -- Maps. Geomagnetism -- Pennsylvania -- Berks County -- Maps. Geomagnetism -- Pennsylvania -- Northampton County -- Maps. Geomagnetism. Pennsylvania -- Berks County. Pennsylvania -- Lehigh County. Pennsylvania -- Northampton County. Maps.
Cartographic data:	Scale 1:24,000 (W 75⁰45ʹ--W 75⁰30ʹ/N 40⁰45ʹ--N 40⁰30ʹ)
Format:	Map U.S. Federal Government Document Print
Local Note:	Stored in vertical file.
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/2758735

Hidden Bibliographic Details
Other title:	Alburtis quadrangle, part of, Lehigh, Berks, and Northampton Counties, Pennsylvania, aeromagnetic map.
Other authors / contributors:	Bromery, Randolph W. (Randolph Wilson), 1926-2013. Zandle, Gerald L.
Notes:	Includes note, index map and map. "Aeromagnetic survey flown at 500 feet above ground, 1957."

Description
Item Description:	Includes note, index map and map. "Aeromagnetic survey flown at 500 feet above ground, 1957."
Physical Description:	Scale 1:24,000 (W 75⁰45ʹ--W 75⁰30ʹ/N 40⁰45ʹ--N 40⁰30ʹ) 1 map ; 115 x 87 cm., on sheet 103 x 127 cm., folded in envelope 30 x 24 cm.