Collection: Captain John Williams Lieutenant John Williams, Engine Company 31, circa 1914. Assignment card for Captain John Williams, appointed: August 27, 1892; retired: August 23, 1935. Lieutenant John Williams demonstrating a diver’s mask and breathing apparatus, circa 1915. Lieutenant John Williams wearing a diver’s mask and breathing apparatus, circa 1915. Lieutenant John Williams, 2nd from right, aboard Fireboat ‘Thomas A. Ring’, Engine 31, circa 1916. Group photo of members of Fireboat Engine 47, Captain John Williams, right front, circa 1922. Captain John Williams and District Chief Charles H. Long, circa 1925. Captain John Williams at his desk, circa 1928. Captain John Williams, left, in quarters of Engine 44, with models sailboats made by firefighters, circa 1929. Captain John Williams, top center, aboard Fireboat ‘Angus McDonald’, Engine 44, circa 1930. Captain John Williams, 2nd from right, aboard new Fireboat ‘Matthew J. Boyle, November 17, 1931. Certificate of completion of Fire College (Highest Honors), March 14, 1933.