circa 1870s Map of Pennsylvania from Smull's Handbook.

• 300 dpi JPG (3MB)

See mapsofpa.com article

1901 General Map of Bituminous Coal Fields in Pennsylvania by Baird Halberstadt. (Western PA)

scanned courtesy of Penn State Libraries.

• Northeast section of map (PDF)
• Northwest section of map (PDF)
• Southern section of map (PDF)
• List of Bituminous Coal Fields (PDF)

Note: a different scan of this map is available

1903 Rand McNally Co.'s Pennsylvania

scanned courtesy of Penn State Libraries.

• Eastern PA (PDF)
• Western PA (PDF)

1918 Steam Railroad Map of Pennsylvania (includes electric railroads)

scanned by Penn State Libraries

• Eastern PA (PDF)
• Western PA (PDF)

Railroad Map of Pennsylvania 1950

• 300 dpi DjVu bitonal (580K)
• PDF verison (798k)

scanned courtesy of Daniel Van Epps (multimodalways.org) from a B&W copy.