U.S. Navy recruitment poster

1029 × 1493

Sailor manning aircraft gun

6516 × 8448

Historic cannon in brick fort

1600 × 1283

Soldier operating machine gun on ship

2445 × 1800

Submarine at Sea — Black, Calm

1959 × 1486

Battleship in Harbor — Black

1675 × 1307

naval warship at sea

2116 × 1516

Submarine and support vessel at sea

3000 × 2001

Soldiers with artillery gun

1024 × 1187

Soldiers with artillery gun

1400 × 1758

Artillery gun in museum

3504 × 2336

Railway artillery gun model

1024 × 768