Construction site by river

2666 × 1951

Historic theater audience photo

2850 × 1900

Protest with gas masks

1024 × 726

Historic mountain town view

2400 × 1881

Overlook Hotel Ball 1924

756 × 978

Railroad worker with tools

1519 × 1227

Einstein with a colleague

1900 × 2768

Mark Twain on porch

2214 × 3195

Blackhall Colliery from North

1456 × 960

Woman with basket in courtyard

1000 × 990

Vintage car showroom display

1361 × 937

Bridge construction site

2981 × 2400

Construction of a suspension bridge

1996 × 2446

railroad bridge over river

4312 × 3239

Workers on a bridge construction site

3855 × 2547

Construction of a steel-framed building

2232 × 1690

Construction of a suspension bridge

1941 × 2426

Nighttime bridge construction

2500 × 2000

Historic river bridge and town

3000 × 2252

Workers building a raft

2000 × 1539