Killingworth honored its World War I heroes George A. Butter, George H. Cook, George Elovzin, Henry Gutt, Elville L. Harris, Albert E. Hartmann, Walter E. Hartmann, Norman Hatch, Eugene Huetter, Frank Kroupa, William Kroupa, George M. Keller, William Kuever, Ernest J. Malacarne, William Mitchell, Tracy B. Perkins, George L. Rullmann Jr., Joseph Rullmann, Arthur H. Stevens, Frederick Scheuritzel, William Umhoefer, and Louis Zimmermann; Camilo M. Malacarne died in service.