WWI dogfight over the battlefield

1600 × 1200

Historic artillery piece on display

3072 × 2304

WWI aerial dogfight

1680 × 1050

WWI German bomber in combat

4797 × 2295

World War I Biplane

1752 × 1144

Two vintage biplanes in flight

3264 × 2448

Red biplane in flight

1920 × 1080

World War I propaganda poster collage

1680 × 2080

World War I tank on display

2016 × 1512

World War I tanks in field

1472 × 997

Warplanes over rice terraces

1024 × 768

Zeichnet War Bonds poster

3987 × 5000