Subcategories

This category has the following 2 subcategories, out of 2 total.

Media in category "1820s bridges in Pennsylvania"

The following 7 files are in this category, out of 7 total.

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  East Fallowfield Bridge.JPG 3,901 × 2,926; 4.43 MB
  
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  Little Bridge in Mortonville.jpg 759 × 632; 354 KB
  
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  Maclay's Mill Twin Bridge (East & West), Spanning Conodoguinet Creek at Maclay's Mill Road , Mowersville vicinity (Franklin County, Pennsylvania).jpg 3,642 × 2,874; 1,024 KB
  
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  McClay's Twin Bridge (East).jpg 809 × 645; 83 KB
  
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  McClay's Twin Bridge (West).jpg 806 × 641; 44 KB
  
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  Batteries for Entrenchment on south side and Batteries on north side, Conowingo Bridge, Susquehannah (sic) River, Md.... - NARA - 305789.jpg 2,658 × 4,500; 2.7 MB
  
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  Batteries for Entrenchment on south side and Batteries on north side, Conowingo Bridge, Susquehannah (sic) River, Md.... - NARA - 305789.tif 2,658 × 4,500; 34.22 MB