WHGS Proceedings and Collections Vol. 20

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An Address by F.H. Newell before the Wyoming Historical and Geological Society, September 29, 1925. Presentation about the growing use of mechanical and electrical power.

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Author:  Ralph D. Lacoe, former curator of WHGS  Collection of Palaeozoic Fossils Description:  Mr. Lacoe’s complete collection of Palaeozic Fossils. Through this addition, the department of palaeontology, already rich in palaeo-botany of the coal measures, is now complete in its records of the flora and fauna as it exited from the Cambrian era to the close of Palaeozoic time. Size:  6 x 9 inches Published:  1900