Aeromagnetic map of the Perch Lake quadrangle, Houghton, Baraga, and Iron Counties, Michigan /

Aeromagnetic map of the Perch Lake quadrangle, Houghton, Baraga, and Iron Counties, Michigan /

Saved in:

Bibliographic Details
Corporate author / creator:	Geological Survey (U.S.)
Imprint:	Washington, D.C. : The Survey, 1967.
Description:	1 map ; 44 x 31 cm., on sheet 48 x 57 cm., folded in envelope 30 x 24 cm.
Language:	English
Series:	Geophysical investigations GP-600 Geophysical investigations (Geological Survey (U.S.)) GP-600
Subject:	Geomagnetism -- Michigan -- Houghton County -- Maps. Geomagnetism -- Michigan -- Baraga County -- Maps. Geomagnetism -- Michigan -- Iron County -- Maps. Geomagnetism. Michigan -- Baraga County. Michigan -- Houghton County. Michigan -- Iron County. Maps.
Cartographic data:	Scale 1:62,500 (W 88⁰45ʹ--W 88⁰30ʹ/N 46⁰30ʹ--N 46⁰15ʹ)
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/2767822

Hidden Bibliographic Details
Other title:	Perch Lake quadrangle, Houghton, Baraga, and Iron Counties, Michigan, aeromagnetic map.
Other authors / contributors:	Kruger, C. L.
Notes:	Includes note, index map, and map. "Aeromagnetic survey flown 500 feet above ground, 1947."

Description
Item Description:	Includes note, index map, and map. "Aeromagnetic survey flown 500 feet above ground, 1947."
Physical Description:	Scale 1:62,500 (W 88⁰45ʹ--W 88⁰30ʹ/N 46⁰30ʹ--N 46⁰15ʹ) 1 map ; 44 x 31 cm., on sheet 48 x 57 cm., folded in envelope 30 x 24 cm.