The British Navy and the Armstrong Gun. [From the London Engineer. The Washington Navy Yard--Testing Heavy Artil. lery, scientific american, 1862-05-03

- Image ID: 2ABTGMW
The British Navy and the Armstrong Gun. [From the London Engineer. The Washington Navy Yard--Testing Heavy Artil. lery, scientific american, 1862-05-03
Penta Springs LLP / Alamy Stock Photo
Image ID: 2ABTGMW
The British Navy and the Armstrong Gun. [From the London Engineer. The Washington Navy Yard--Testing Heavy Artil. lery, scientific american, 1862-05-03