161. 10" D.C. Fort Warren Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1908] Institution: National Archives at Boston
162. 10" D.C. model 1896 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
163. 10" D.C. model 1896, after firing Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
164. 10" Gun model 1888 on pneumatic carriage Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
165. 10" Gun model 1888 on pneumatic carriage Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
166. 10" Gun model 1888 on pneumatic carriage Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
167. 10" Sliding railway mount M1919 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1908–1926] Institution: National Archives at Boston
168. 105 MM A.A. gun Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: August 25, 1926 Institution: National Archives at Boston
169. 105 MM A.A. gun Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: August 25, 1926 Institution: National Archives at Boston
170. 105 MM A.A. gun Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: August 25, 1926 Institution: National Archives at Boston
171. 105 MM fuse setter Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: August 25, 1926 Institution: National Archives at Boston
172. 105 MM fuse setter Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: August 25, 1926 Institution: National Archives at Boston
173. 12" BC M1917 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: February 1918 Institution: National Archives at Boston
174. 12" B.L.R. model 1900 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
175. 12" B.L.R. model 1900, detail of carriage Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
176. 12 inch B.L. rifle, M. 1898 Mii mounted on barbette carriage, M. 1892 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
177. 12 inch B.L. rifle, M. 1900 mounted on D.C.L.F. M. 1901 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
178. 12 inch B.L. rifle, M. 1900 mounted on D.C.L.F. M. 1901 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: January 1913 Institution: National Archives at Boston
179. 12" Mortar M1896 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: May 4, 1916 Institution: National Archives at Boston
180. 12" Mortar M1896 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: May 4, 1916 Institution: National Archives at Boston