Would you like to see how the Upper Northwest or any other part of Philadelphia looked in the 1860s, 1890s, 1910s or some other pre-1930 time period? If yes, then you may be very interested in the Greater Philadelphia GeoHistory Network’s interactive historic map site. (Link)
What can you do on the Greater Philadelphia GeoHistory site? As an example, let’s look at Smedley’s 1862 Atlas for Philadelphia find out what Chestnut Hill’s map looked like in 1862? This screen shot shows the Index for Smedley’s Atlas.
