Topics Sanitation

Diagram and description of the typhoid bacteria

Typhoid bacteria diagram, 1905

State Street pipeline construction

State Street pipeline construction, 1904

Belmont Filters construction 1903

Belmont Filters construction, 1903

Upper Roxborough filter beds

Upper Roxborough filter beds under construction, July 1902

Two bottles of water from a river, one dark with pollution and one clear after filtration

Water Before and After Roxborough

1902 photo of Upper Roxborough Filter beds under construction

Upper Roxborough Filter Bed Construction, 1902