Category
page 1203 mm artillery
2S7 Pion
Soviet self-propelled artillery
M110
1960s self-propelled 203 mm howitzer of American origin
203 mm howitzer M1931 (B-4)
1930s howitzer of Soviet origin
M115
1940s United States 203 mm howitzer
BL 8-inch Mark 7 howitzer
British field howitzer
columbiad
thumb|250px|Ten-inch Confederate columbiad at Fort Donelson National Battlefield
20.3 cm SK C/34 gun
German naval artillery
Ansaldo 203 mm/53 gun
Italian naval artillery
20 cm/50 caliber gun
third year type naval gun
8 inch Gun M1
type of Heavy gun
Type 4 rocket launcher
20 cm rocket launcher
20.3 cm/45 Type 41 naval gun
Japanese naval artillery gun
BL 8 inch Mk VIII gun
British naval artillery
203 mm 50 caliber Pattern 1905
type of naval gun/coastal artillery/railway artillery
203 mm/50 Modèle 1924 gun
French naval gun
8"/55 caliber gun
naval artillery gun
203 mm/45 caliber Pattern 1892 gun
Russian naval/coastal defence artillery
8"/55 caliber Mark 71
naval artillery gun
20.3 cm K (E)
German railroad gun