Bollman Truss Bridge At Harpers Ferry
Robert N. Dennis collection of stereoscopic views
The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Photography Collection, The New York Public Library. Harper's Ferry. B.&amp;O. R.R. Retrieved from <a rel="nofollow" class="external free" href="https://digitalcollections.nypl.org/items/510d47e1-be0c-a3d9-e040-e00a18064a99">https://digitalcollections.nypl.org/items/510d47e1-be0c-a3d9-e040-e00a18064a99</a>