New York Troy Sheet

U. S. Geological Survey Charles D. Walcott, Director. Henry Gannett, Chief Topographer. H. M. Wilson, Georgrapher in Charge. Triangulation by N. Y. State Survey and by U. S. Coast and Geodetic Survey. Topography by Frank Sutton and J. H. Jennings. Surveyed in 1891. | Maps of New York State and neighboring sections compiled by the U. S. Geological Survey, 1898-1902.