Subject: Devonian Geologic Period / Spatial Coverage: New York, Western. / Year: 1951 - Yale University Library GeoBlacklight Search Results

Start Over Subject Devonian Geologic Period Spatial Coverage New York, Western. Year 1951

1. Stratigraphy of the Late Devonian Perrysburg formation in western and west-central New York

1951. 2018-01-23T15:39:00Z. 2018-01-23T15:39:00Z. Pepper, James F. U.S. Dept. of the Interior, Geological Survey. English. cartographic image. Public. New York (State), New York (State), Western, and New York, Western. Devonian and From 345 to 405 million years ago.