Fort Frank was one of the defense forts at the entrance to Manila Bay established by the United States. The entire island was designated as Fort Frank, in honor of Brigadier General Royal T. Frank, as
14-inch (356 mm) M1910 gun fires at Fort MacArthur, San Pedro, California.
12-inch (305 mm) mortars, similar to those of Battery Koehler.
The 14-inch Gun M1907 and its variants the M1907MI, M1909, and M1910 were large coastal artillery pieces installed to defend major American seaports between 1895 and 1945. They were operated by the Un
Fort Frank
…Roosevelt on 11 April 1902. All but two of the fort's batteries were completed in 1913. These included Batteries Greer and Crofton, each with one 14-inch (356 mm) gun M1910 on a disappearing carriage. Battery Koehler had eight 12-inch (305 mm) mortars, and Battery Hoyle had two 3-inch (76 mm) seacoast guns on pedestal…
14-inch gun on disappearing carriage, Sandy Hook Proving Ground, New Jersey
Fort Drum in Manila Bay, called the “concrete battleship”, was a unique fort mounting four 14-inch guns in two twin turrets.
A twin 14-inch turret made for Fort Drum being tested at the Sandy Hook Proving Ground.
Fort Drum in 1983 with USS New Jersey (BB-62) behind the fort.