Schoolcraft, Henry Rowe

a noted American ethnologist, born in New York State; at 24 was geologist to an exploring expedition undertaken by General Ca to Lake Superior and the Upper Mi i ippi; married the educated daughter of an Ojibway chief; founded the Historical Society of Michigan and the Algic Society at Detroit; discovered the sources of the Mi i ippi in 1832; was an active and friendly agent for the Indians, and in 1847 began, under Government authorisation, his great work of gathering together all po ible information regarding the Indian tribes of the United States, an invaluable work embodied in six great volumes; author also of many other works treating of Indian life, exploration, etc. (1793-1864).