Subject
- Roads and Highways34
- Road Building32
- Curzon Collection30
- Darjiling: Construction of the Darjiling Hill Road, 186530
- Irrigation Canals30
- Named Collections30
- Canal Construction27
- Water Supplies27
- Ganges Canal (Uttaranchal/Uttar Pradesh)26
- Architecture24
- Aswan Dam (Aswan)22
- Aswan Dam: Construction of the Aswan Dam, Egypt, 1898-190222
- Construction of the Suez Canal, 1867-6921
- Rail Transport21
- Road construction21
- Irrigation20
- Machinery20
- Water Use20
- Sennar Dam (Sudan)19
- Architectural Types17