Sheldon family papers
Lucius M. Sheldon was a farmer and merchant who owned land in several states. He had three children with his wife Harriet: Lucius M. Sheldon, Jr., Gardner Hutchinson Sheldon (b. 1860), and Henry K. Sheldon, Jr., named after their uncle. The family lived in Seneca, New York, and St. Paul, Minnesota, before settling permanently in Brooklyn. Gardner graduated from the Columbia College School of Mines in 1879 and spent his first few months out of school at a place called Navajo Springs, Arizona, before joining the Corralitos Mining Company in Chihuahua, Mexico. There, he worked as a mining engineer and superintendent at the company's mines until his death on April 8, 1889.