Closed incinerator, brick-built, in a clearing surrounded by palm trees, Africa . Photograph, 1905/1915. https://www.rawpixel.com/image/13960008/photo-image-palm-tree-plantFree Image from public domain licenseWater purification apparatus, Africa . Photograph, 1905/1915. https://www.rawpixel.com/image/13960646/water-purification-apparatus-africa-photograph-19051915Free Image from public domain licenseUgandan milk seller, carrying milk bottles stuffed with grass in a basket on his head, at the ferry dock, Jinja, Uganda.… https://www.rawpixel.com/image/13960167/photo-image-plant-person-grassFree Image from public domain licenseA Trinidadian woman in traditional costume carrying a metal milk pail with a tap, Port of Spain, Trinidad. Photograph… https://www.rawpixel.com/image/14021276/photo-image-face-person-treeFree Image from public domain licensePort of Spain, Trinidad: a man selling cakes from a wooden glass-covered tray. Photograph, 1905/1915. https://www.rawpixel.com/image/13998985/photo-image-dog-face-plantFree Image from public domain licenseAn African village with a man-made pond in which fabric is being washed, brick houses, naked children playing and adults in… https://www.rawpixel.com/image/13989788/photo-image-plant-people-fabricFree Image from public domain licenseWater chlorinating apparatus with Western men in military uniform. Photograph, 1905/1915. https://www.rawpixel.com/image/14003053/photo-image-shadow-person-waterFree Image from public domain licenseDisinfection equipment, Kurasini, Tanzania: Thresh apparatus and disinfecting boiler. Photograph, 1905/1915. https://www.rawpixel.com/image/14014804/photo-image-palm-tree-plantFree Image from public domain licenseWater chlorination apparatus at a reservoir, Africa , with kneeling Western man in military dress. Photograph, 1905/1915. https://www.rawpixel.com/image/14015723/photo-image-palm-tree-plant-personFree Image from public domain licenseAfrican hut with adjoining kitchen and toilet facilities. Photograph, 1905/1915. https://www.rawpixel.com/image/13985710/photo-image-wood-public-domain-factoryFree Image from public domain licenseWater supply apparatus at a reservoir, Africa . Photograph, 1905/1915. https://www.rawpixel.com/image/13977467/water-supply-apparatus-reservoir-africa-photograph-19051915Free Image from public domain licenseJapanese wooden mechanical fly-trap, with emptied contents. Photograph, 1905/1915. https://www.rawpixel.com/image/14008444/photo-image-wooden-public-domain-blackFree Image from public domain licenseWater cart, horse-drawn, with men in turbans, beneath palm trees. Photograph, 1905/1915. https://www.rawpixel.com/image/14008941/photo-image-horse-palm-tree-shadowFree Image from public domain license