World War I draft registration for John Ernest Yuncker [I00224]. He was general manager at Fitzgerald Music Company in Los Angeles, California. He was medium height, slender build with hazel eyes and brown hair.

Source: "United States World War I Draft Registration Cards, 1917-1918," index and images, FamilySearch (https://familysearch.org : downloaded 11 March 2015), John Ernest Yuncker; citing , Los Angeles City no 6, California, United States, NARA microfilm publication M1509 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,530,905.