- 1 Coastal landscapes
- 2 Coastlines
- 1 Coates Printer (Firm)
- 2 Coates, Benjamin Hosiery Mill
- 6 Coatesville, Pennsylvania
- 1 Coatracks
- 7 Coats
- 15 Coats of arms
- 3 Cobblers
- 234 Cobblestone streets
- 1 Cobbs Creek Park
- 16 Cobbs Creek Parkway
- 20 Cobbs Creek, Pennsylvania
- 9 Cobbs Creek, Pennsylvania
- 20 Cobbs Creek, Pennsylvania
- 1 Cobras (serpents)
- 3 Cobwebs
- 1 Cochran, James S. (Woolen yarn mill)
- 1 Cochran, Thomas, b. 1832
- 1 Cockfighting
- 2 Cocktail lounges
- 3 Cocoa industry
- 1 Coconuts
- 1 Cocoons
- 1 Codes (regulations)
- 1 Cod-liver oil
- 1 Codman & Shurtleff
- 4 Coe, Thomas, 1819?-1886
- 12 Coffee
- 1 Coffee & Tea Press Building
- 2 Coffee cups
- 6 Coffee industry
- 1 Coffee roasters
- 5 Coffee shops
- 12 Coffeehouses
- 4 Coffeepots
- 7 Coffered ceilings
- 11 Coffins
- 6 Cohn, Arthur, 1910-1998
- 9 Cohocksink Creek, Pennsylvania