Map Lovers’ Monday: AQUA, in the beginning
Map Lovers’ Monday: Schuylkill River from Wissahickon Creek to Norristown, 1913
Roberts Mill, Wingohocking Creek, 1871
Report on channelization of Frankford Creek for flood control (1947)
Bottled vs. Tap in 1906
Panoramic Manayunk: Views Past and Present
Schuylkill Navigation Company Scrapbook
Second Bank of Pennsylvania, South Second Street, Philadelphia
Bank of Pennsylvania, South Second Street, Philadelphia