• 1 Journals, Magazines, Newspapers
• 1 Maps, Atlases

• 1 African Americans
• 1 Canals
• 1 Coal mines and mining
• 1 Counties
• 1 Railroads
• 1 Roads

• 1 Breese, Samuel, 1802-1873
• 1 Morse, Sidney E. (Sidney Edwards), 1794-1871

• 2 English

• 2 Montgomery County (Pa.)
• 2 Philadelphia County
• 1 Bryn Mawr
• 1 Bryn Mawr (Pa.)
• 1 Delaware County
• 1 Delaware County (Pa.)
• 1 Philadelphia
• 1 Philadelphia (Pa.)

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