Author: Cloos, Ernst, 1898-1974 - Yale University Library GeoBlacklight Search Results

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1. Geologic map of Howard County and adjacent parts of Montgomery and Baltimore Counties

1940. 2018-05-17T18:26:48Z. 2018-05-17T18:26:48Z. Cloos, Ernst, 1898-1974. Maryland Geological Survey. English. cartographic image. Public. Maryland, Howard County, Howard County (Md.), and Howard County.

2. Geologic map of Washington County

1941. 2018-04-16T18:07:01Z. 2018-04-16T18:07:01Z. Cloos, Ernst, 1898-1974. Maryland Geological Survey. English. cartographic image. Public. Maryland, Washington County, and Washington County.