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Angelica Quadrangle Map - http://docs.unh.edu/nhtopos/Angelica.htm
1906 and 1938 United States Geological Survey maps of northwestern Allegany County. Includes a list of towns covered. |
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Canaseraga Quadrangle Map - http://docs.unh.edu/nhtopos/Canaseraga.htm
1916 United States Geological Survey map of northeastern Allegany County. Includes a list of towns shown. |
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Wellsville Quadrangle Map - http://docs.unh.edu/nhtopos/Wellsville.htm
1926 United States Geological Survey map of southeastern Allegany County. Includes a list of towns shown. |
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Belmont Quadrangle Map - http://docs.unh.edu/nhtopos/Belmont.htm
1925 and 1939 United States Geological Survey maps of southwestern Allegany County. Includes a list of towns covered. |