WWI recruitment poster for French-Canadians

1847 × 2800

German cavalry soldier with gas mask

2439 × 1659

World War I Biplane — Brown

1280 × 800

WWI German Biplanes

1362 × 900

German WWI biplanes on airfield

1098 × 720

Three German soldiers in uniform

2110 × 3085

Two Soldiers in Uniform — Black, Serious

1562 × 2299

Albatros D.V aircraft profiles

1313 × 1871

Albatros D.II aircraft

1024 × 768

Soldiers in Trench — Black, Serious, Afternoon

1647 × 1950

WWI German biplane in flight

4827 × 2325

First Ace of Aces

1770 × 1200