What is the name of the paleontologist and professor who influenced Porter Sargent?
Nathaniel Shaler Nathaniel Southgate Shaler (February 20, 1841 – April 10, 1906) was an American paleontologist and geologist who wrote extensively on the theological and scientific implications of the theory of evolution.
Mary Welleck Garretson Mary Welleck Garretson (December 16, 1896 - May 8, 1971) was a geology teacher and a consultant in the fields of paleontology and stratigraphy. Garretson studied at Barnard College in New York where she studied zoology, stratigraphy and sedimentation there before she earned her degree in 1919.