Group of officers and men posed on the boat deck, circa 1913-14 Among those present are: Captain Charles P. Plunkett, Commanding Officer (seated in center); Commander Orton P. Jackson; and Electrician's Mate 1st Class Mason Dunlap (seated at lower left). Courtesy of HT1c J.T. Thompson, Jr., USN, 1976. U.S. Naval History and Heritage Command Photograph.