. Elements of applied microscopy. A text-book for beginners. Microscopy. 124 ELEMENTS OF APPLIED MICROSCOPY. Alga which has cost the city of Springfield, Mass., many thousands of dollars by the production in Ludlow Reser- voir of the "pig-pen" odor. At i is Asterionella, a Diatom which caused the geranium odor in the water of. Fig. 48.—Micro-organisms of Drinking-water. (Redrawn from Whipple.) 300 diameters. 1, 2, 3. Asterionella. 6. Synura. 4, 5. Anabaena. 7. Uroglena. Brooklyn, N. Y. The Protozoon, Synura, at 6 was the author of the cucumber taste in the Boston supply, and its ally


. Elements of applied microscopy. A text-book for beginners. Microscopy. 124 ELEMENTS OF APPLIED MICROSCOPY. Alga which has cost the city of Springfield, Mass., many thousands of dollars by the production in Ludlow Reser- voir of the "pig-pen" odor. At i is Asterionella, a Diatom which caused the geranium odor in the water of. Fig. 48.—Micro-organisms of Drinking-water. (Redrawn from Whipple.) 300 diameters. 1, 2, 3. Asterionella. 6. Synura. 4, 5. Anabaena. 7. Uroglena. Brooklyn, N. Y. The Protozoon, Synura, at 6 was the author of the cucumber taste in the Boston supply, and its ally, Uroglena, at 7, is perhaps the worst offender of all, having caused trouble in some 44 supplies in Massa- chusetts alpn^,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Winslow, C. -E. A. (Charles-Edward Amory), 1877-1957. New York, J. Wiley; London, Chapman & Hall


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