The 5-inch gun M1897 and its variant the M1900 were coastal artillery pieces installed to defend major American seaports between 1897 and 1920. For most of their history they were operated by the Unit
5-inch gun M1897 on balanced pillar mount M1896 (middle).
Balanced pillar emplacement for 5-inch gun M1897, Battery Boutelle, Fort Scott, Presidio of San Francisco. Photographed in 2019.
The 12-inch coastal defense gun M1895 and its variants the M1888 and M1900 were large coastal artillery pieces installed to defend major American seaports between 1895 and 1945. For most of their hist
12-inch M1895 coastal defense gun being fired by lanyard
M1895 coastal defense 12-inch gun on M1896 disappearing carriage.
A coastal defense 12-inch gun on an M1895 disappearing carriage, showing raised and lowered positions.
A 12-inch M1895 railway gun.