1. 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 Author(s): Elderhorst, William, 1828-1861 Publication: Troy, N.Y. : From G. Abbott's steam presses, 1858 Subject(s): Water SupplyDrinking Water -- analysisNew York