Author: Drake, Avery Ala, 1927- / Subject: Geology - Yale University Library GeoBlacklight Search Results

1. Geologic map and sections of parts of the Portland and Belvidere quadrangles, New Jersey-Pennsylvania [cartographic material]

1969. 2012-10-11T13:58:59Z. 2013-03-18T22:22:55Z. Drake, Avery Ala, 1927-. U.S. Geological Survey. English. Public. New Jersey, Warren County, Pennsylvania, and Northampton County.

2. Geologic map of the Bloomsbury quadrangle, New Jersey [cartographic material]

1967. 2012-01-17T21:46:17Z. 2012-03-05T17:34:07Z. Drake, Avery Ala, 1927-. The Survey. English. Public. New Jersey.

3. Geologic map of the Easton quadrangle, New Jersey-- Pennsylvania [cartographic material]

1967. 2012-01-17T21:40:42Z. 2012-03-05T17:34:07Z. Drake, Avery Ala, 1927-. Geological Survey. English. Public. Pennsylvania, Northumberland County, New Jersey, and Warren County.

4. Geologic map of the Kensington quadrangle, Montgomery County, Maryland

1998. 2012-07-20T19:55:08Z. 2012-07-20T19:55:08Z. Drake, Avery Ala, 1927-. The Survey ; For sale by Information Services. English. Public. Maryland and Montgomery County.