
thumb|right| US Army 16-inch gun M1919 on barbette mount M1919; this was a high-angle mount with elevation to 65°. The photo was taken at Fort Duvall in 1928.
thumb|right| US Army 16-inch gun M1919 on barbette mount M1919; this was a high-angle mount with elevation to 65°. The photo was taken at Fort Duvall in 1928.
Barbettes are several types of gun emplacement in terrestrial fortifications or on naval ships.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).