German soldier on horseback with gas mask

2440 × 2260

USS Michigan battleship at sea

9100 × 5225

Three German soldiers in uniform

2110 × 3085

German soldiers in field

1562 × 2299

World War I Tank — Gray

2048 × 1536

German Luger Parabellum Pistol

1865 × 1177

First Ace of Aces

1770 × 1200

Soldiers with a tank

2800 × 2443

USS New York battleship at sea

2785 × 1798

Pilot with biplane aircraft

1024 × 768

French Adrian helmet

1320 × 1068

Victory Liberty Loan poster

858 × 1126