1967. 2018-01-05T16:01:01Z. 2018-01-05T16:01:01Z. Woodhead, M. P. Published by the Alberta Society of Petroleum Geologists for the Devonian Symposium. English. cartographic image. Public. Alberta. Devonian and From 345 to 405 million years ago.
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1942. 2018-08-07T12:59:21Z. 2020-08-14T18:08:35Z. The University of the State of New York. English. cartographic image. Public. New York (State), Catskill Mountains, and Catskill Mountains (N.Y.). Devonian and Silurian.
1976. 2019-01-17T15:00:38Z. 2019-01-18T13:18:31Z. Ministerstvo geologii Kazkhskoĭ SSR,Moskovskii gosudarstvennyi universitet im. M. V. Lomonosova. Russian. cartographic image. Public. Kazakhstan. Devonian and Ordovician.
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.
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.
1951. 2018-01-23T15:55:42Z. 2018-01-23T15:55:42Z. Cohee, George Vincent, 1907-. U.S. Dept. of the Interior, Geological Survey. English. cartographic image. Public. Lower Peninsula (Mich.), Michigan, Lower Peninsula, and Lower Peninsula. Devonian, Carboniferous, and From 280 to 405 million years ago.
