Thomas A. Greene

Thomas Arnold Greene (born Rhode Island, 1827; died 1894) was an amateur geologist in Wisconsin, USA. He became successful in the retail drug industry in Milwaukee. He collected minerals and Devonian and Silurian fossils. Following his death, his heirs donated his collection in 1911.
The Thomas A. Green Memorial Museum and Collection is a fireproof museum building, designated a National Historic Landmark in 1993, which was built in 1913 by Greene's heirs to house his collection.
Greene collaborated with Fisk Holbrook Day whose former home, the Dr. Fisk Holbrook Day House was declared a National Historic Landmark in 1997.