Photograph taken on June 30, 1921 at Swope Park, Kansas City, Missouri during an outing of the Triangle Club. This organization is believed to have been some type of merchant's organization. Back row left to right: Harry S. Truman; Emil Speck, Cooper-Speck Co. Men's Furnishings, 929 Walnut Street, Kansas City, Mo. (Home: 635 West 58th Street Terrace, K.C.MO); Harry 0. Crosby, clerk, Harbison Manufacturing Company Agricultural implements and Supplies, 1001 Mulberry Street, K.C.MO. (Home: 5118 Indiana K.C. MO).