in 1936 at the age of 81 in an easy chair in his showplace at Gloucester, Massachusetts. He left an estate estimated at $2.5 million, mostly to his four surviving children: inventor John Hays Hammond Jr.; artist Natalie Hays Hammond; composer Richard Pindle Hammond; and financier Harris Hays Hammond. Awards The Franklin Institute awarded Hammond the Elliott Cresson Medal for life achievement in 1959. He has been called the ‘Father of Radio Control’. Bibliography Books The milling of gold ores in California (1887) A woman's part in a revolution (1897) The truth about the Jameson raid (1918) Great American Issues: Political Social Economic (1921) The engineer (Vocational series) (1922) The Autobiography of John Hays Hammond, volumes 1 and 2, (1935) Other works South African Memories: Rhodes - Barnato - Burnham, published in Scribner's Magazine, vol. LXIX, January - June 1921 Forward to, Scouting on Two Continents, by Major Frederick Russell Burnham, D.S.O., LC call number: DT775 .B8 1926. (1926) See also List of people on the cover of Time Magazine: 1920s - 10 May 1926 References Further reading Onselen, Charles van. The Cowboy Capitalist: John Hays Hammond, the American West, and the Jameson Raid (University of Virginia Press, 2018), Rotberg, Robert I. "The Jameson Raid: An American Imperial Plot?" Journal of Interdisciplinary History (2019) 49#4 pp 641–648. Frederick Russell Burnham Taking Chances, (1944) chapter XXXIV devoted to Hammond. LC call number: DT29 .B8. (1944) Spence, Clark C. Mining engineers & the American West; the lace-boot brigade, 1849-1933, . New Haven, Yale University Press, 1970. Yale Western Americana series 22. (1970) John Hays Hammond, Sr. Papers. Manuscripts and Archives, Yale University Library. External links National Mining Hall of Fame biographical sketch Hammond-Harwood House, Annapolis, Maryland Guide to the John Hays Hammond, Sr, papers at Yale University Time Magazine cover story, John Hays Hammond, May 10, 1926. 1855 births 1936 deaths Burials at Green-Wood Cemetery Businesspeople from San Francisco South African mining businesspeople American mining engineers People of the Second Boer War Rhodesian businesspeople South African businesspeople United States Geological Survey personnel South African mining engineers Engineers from California American philanthropists California Republicans Washington, D.C., Republicans Massachusetts Republicans Yale School of Engineering & Applied Science alumni American emigrants to the South African Republic 19th-century South African engineers 20th-century South African engineers