Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Potomac Electric Power Co. Buzzard Point plant. Safe Harbor electric d...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More
Potomac Electric Power Co. Buzzard Point plant. Safe Harbor electric d...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Pennsylvania Railroad, Safe Harbor Bridge, Spanning mouth of Conestoga...
Significance: The bridge is unusual two-level structure built to carry two different Pennsylvania Railroad branches. The low-grade freight line on the upper level was chief engineer William H. Brown's last majo... More