Map of Ontario County, New York / - Public domain map

General-content county map showing towns (townships), numbered town survey divisions, rural buildings, and rural householders' names; the Canandaigua/Geneva insets show residential lots, lot numbers, land tracts, building coverage, and owners' names.
Relief shown by hachures.
Hand colored to emphasize town boundaries.
"Entered according to Act of Congress by John E. Gillette in the year 1859 in the ... Eastern District of Pennsylvania."
Originally printed on 6 sheets (later conjoined to form single sheet on cloth backing).
Printed in western/eastern segments (2 sheets) and mounted on cloth backing.
LC copy imperfect: Darkened, brittle, missing small sections along edges, halved (the 2 resulting sheets thirded to enable folding).
LC Land ownership maps, 534
Includes distance table, local business directories, 28 village/city insets (including Canandaigua and Geneva), and illustrations of prominent buildings.
Available also through the Library of Congress Web site as a raster image.
2 copies