Holdings: Natural gamma aeroradioactivity map of Bel Air and vicinity, Harford, Baltimore, and Cecil Counties, Maryland

Main Author:	Geological Survey (U.S.)
Other Authors:	Bromery, Randolph W. 1926-2013., Petty, A. J., Gilbert, Francis P.
Format:	Map
Language:	English
Published:	Washington, D.C. : The Survey, 1964.
Physical Description:	1 map ; 62 x 82 cm, on sheet 75 x 88 cm, folded in envelope 30 x 24 cm.
Series:	Geophysical investigations (Geological Survey (U.S.)) ; map GP-484.
Subjects:	Radioactivity -- Measurement. Geology -- Maryland -- Harford County -- Maps. Geology -- Maryland -- Baltimore County -- Maps. Geology -- Maryland -- Cecil County -- Maps.

Location	Call Number:	Status
CMU Storage Folded Maps	Map GP-484	Available
CMU Storage Folded Maps	Map GP-484	Available