Browse Items (3 total)
- Subject is exactly "Water--Purification--Filtration"
Tientsin dredge filling
Black and white lantern slide of a pool of water being dredged in Tientsin (Tianjin), China.
Tientsin dredge in the plant
Black and white lantern slide of a dredge at a water filtration plant in Tientsin (Tianjin), China.
Tientsin water filtration plant
Black and white lantern slide of a water filtration plant in Tientsin (Tianjin), China. A small building sits behind a pool of water, and a larger building with five smokestacks is visible in the distance.