Subject
- Engineering[remove]1,969
- Construction1,591
- Industry1,579
- Civil engineering360
- Bridges140
- Bridge Construction131
- Bodies Of Water111
- Hydraulic Facilities104
- Rivers101
- Construction of the Victoria Bridge, Montreal, 1858-6096
- Transportation65
- Photographic Types and Formats58
- Dams57
- Stereographs57
- Canals54
- Dam Construction54
- Victoria Bridge (Montreal)53
- Excavation51
- Quarrying51
- Quarries45