Home › Authors › United States. Bureau of Ordnance and Hydrography 👤 United States. Bureau of Ordnance and Hydrography 3 books Books by United States. Bureau of Ordnance and Hydrography Hotchkiss' rifle projectiles Hotchkiss' rifle projectiles 1862 A few hints to captains of the A few hints to captains of the new ix inch shell guns 1856 A system of boat armament in t A system of boat armament in the United States Navy 1852