Publisher: U.S. Dept. of the Interior, Geological Survey / Subject: Devonian Geologic Period / Spatial Coverage: New York, Western. - Yale University Library GeoBlacklight Search Results

Start Over Publisher U.S. Dept. of the Interior, Geological Survey Subject Devonian Geologic Period Spatial Coverage New York, Western.

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.

2. Stratigraphy of the Upper Devonian Wiscoy sandstone and the equivalent Hanover shale in western and central New York

1950. 2018-01-23T16:27:13Z. 2018-01-23T16:27:13Z. 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.