TY - CHAP DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: Public Domain Mark 1.0 TI - Plate XIV: Protozoa T2 - The Microscopy of Drinking Water ID - sb397923d AU - Whipple, George Chandler DA - 1914/// YR - 1914 UR - https://digital.sciencehistory.org/works/sb397923d AB - Illustrated plate depicting various forms of protozoa, microscopic one-celled organisms living in water. The magnification of the organisms depicted in Figures 1, 6, 7, 8, and 9 is 500 diameters. The magnification of the organisms depicted in Figures 4 and 5 is 250 diameters. Figure 2 is magnified at 50 diameters and Figure 3 is magnified at 100 diameters. KW - Scientific illustration KW - Microscopy KW - Microorganisms KW - Protozoa KW - Water--Analysis LA - ER -