Born in 1888 in Milwaukee, Wisconsin, Newton C. Marshall graduated from the Michigan College of Mines (now Michigan Technological University) in Houghton, Michigan in 1913. Upon graduation he worked as an instructor in mine surveying at the College as well as a mining engineer for the Winona Copper Company in Winona, Michigan. In 1915 he accepted a position with the South American Gold & Platinum Co. which was based in New York. He worked in Columbia, eventually becoming the general manager of the operations. In 1934 he survived for two weeks in the Columbian jungle as the sole survivor of a plane crash in a plane carrying $100,000 in gold bullion.
From the description of Newton C. Marshall Photograph Collection, 1910-1944 1910-1924. (Michigan Technological University). WorldCat record id: 720652246