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Micro-organisms in water : their significance, identification and removal, together with an account of the bacteriological methods employed in their investigaion, specially designed for the use of those connected with the sanitary aspects of water-supply / by Percy Frankland and Mrs. Percy Frankland. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by The University of Glasgow Library. The original may be consulted at The University of Glasgow Library.