Children in a shantytown

1300 × 866

Steamship at grain elevator

2200 × 1754

Construction site with steel framework

2220 × 1675

Historic building under construction

2400 × 1836

Steel frame building under stormy sky

3371 × 2236

Man with vintage car in front of building

1400 × 1164

Vintage steam roller in front of brick building

1700 × 1393

Silhouette of worker at night

1114 × 1374

Worker on skyscraper beam

1384 × 1111

Union Station in Washington DC

3000 × 2373

Construction site with crane

2816 × 2112

historic building with central dome

1600 × 1143

White House from the mile marker

1500 × 1205

Old cars in a workshop

2500 × 2076

Historic building with clock tower

900 × 1319

Merchant Tailors Building

4577 × 3596

Illinois Building at fair

4578 × 3605

Transportation Building at a fair

4620 × 3610

Palace of Mechanic Arts and Administration Building

4670 × 3620

Groundbreaking ceremony with shovels

827 × 1280