US Navy 20-Pounder Number 115 of USS Sumpter
A US Navy 20-Pounder, Registry Number 115, is displayed in Trophy Park at Norfolk Naval Shipyard. It was manufactured at West Point Foundry in 1862 and weighs 1,795 pounds. According to the research of Wayne Stark, Number 115 was carried aboard USS Sumpter which was accidentally sunk in a collision with the transport steamer General Meigs on June 24th, 1863.
“Report on Rifled Guns” - 1865 Report on Parrott Rifles by the US Navy Bureau of Ordnance
After 5 US Navy Parrott Rifles failed causing some 45 casualties during the First Battle of Fort Fisher in December of 1865, the Bureau of Ordnance was tasked with determining the cause of the failures and whether Parrott Rifles continued to be suitable for use by the United States Navy. The report is transcribed in this post.
Three 20-Pounder Parrott Rifles in South Berwick, Maine
Three US Navy 20-Pounder Parrott Rifles are displayed around a monument in South Berwick, Maine.
The Cannons of Trophy Park
Norfolk Navy Yard Trophy Park in Portsmouth, Virginia displays a number of Dahlgrens and Parrott Rifles from the mid 19th Century US Navy. Some are displayed as they were manufactured. Others received modifications and conversions in the 1870s. Many thanks to Flickr user Jimmy for the permission to use these photos.