Related to Shipyard workers installing a cannon

Brooklyn Bridge Construction — Black

2560 × 1600

Mosaic of historical images

5269 × 7500

Naval ship in dry dock

800 × 600

naval officer in uniform

802 × 601

San Francisco Panorama Comparison

1680 × 1050

Ship Battle at Sea — Brown

1024 × 768

Soldiers Entering City — Brown

2354 × 2153

Submarines in a naval dockyard

1920 × 1080

Texas & Pacific steam locomotive

1263 × 714

Cutaway of Aircraft Carrier — Gray

1600 × 1000

Workers on a suspension bridge

1920 × 1200

Men Operating Printing Press

3000 × 2439

Steam locomotive with crane car

4480 × 2672

Child Laborers in Coal Mine

3696 × 2602

Industrial Scaffolding Interior — Black

2560 × 1600

Battleship in Harbor — Black, Historical, Photograph, Tugboats

2560 × 1600

Construction Site at Dusk — Gray

1920 × 800

Aerial View of River Construction

1920 × 1050

Ancient Rock-cut Tombs — Gray, Historical

800 × 600

construction site by the water

1600 × 1200

underground industrial facility

2095 × 1254

space station construction site

1400 × 702

Streamlined Steam Locomotive — Black, Dramatic, Photograph

1024 × 768

Laser Cutting Machine — Gray, Technical, Photograph

1280 × 800