The Lower Siluric Shales of the Mohawk Valley is a scientific book written by Rudolf Ruedemann and originally published in 1912. The book is a comprehensive study of the geological formations found in the Mohawk Valley region of New York State, specifically focusing on the Lower Siluric Shales. Ruedemann, who was a renowned geologist and paleontologist, provides detailed descriptions of the physical characteristics of the shales, including their composition,...