With a Yeoman (F) secretary, in his office at the Puget Sound Navy Yard, Bremerton, Washington, during the World War I period. Captain Slocum was a retired officer, recalled to active duty during the war, when he served as Commanding Officer of the Yard's Receiving Ship. Donation of Musician First Class J.H. Steen, USN. U.S. Naval History and Heritage Command Photograph.