GEORIA Georeferenced Database for Accessing Historical Data

Coordinate system: 4269 - "NAD83"

Abstract:

Interactive mapping of infrastructure, Population and Health. Includes historical road network data, sewers, industrial expanse, etc.For online version see http://mercator.geog.utoronto.ca/georia/mapping.htm
Shorelines for 1881, 1890, 1906, and 1923
Sewers for 1835-1855, 1856-1884, 1885-1890, 1891-1900; 1901-1910, 1910, 1911-1920