Analyses of the hydrant and well waters of the city of Troy : presented to the board of health for the year ending March 1st, 1858, with report of health officer on the same / by Wm. Elderhorst.
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Analyses of the hydrant and well waters of the city of Troy : presented to the board of health for the year ending March 1st, 1858, with report of health officer on the same / by Wm. Elderhorst. Credit: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.). Public Domain Mark