Fink Patent for "Improvement in Bridges"Patent awarded to Albert Fink for "improvement in bridges," 1881
Fink, Albert Patent Application for "Improvement In Bridges"Albert Fink patent application for "improvement in bridges," ca. 1854
Invitation to the Opening Ceremonies of the Brooklyn BridgeInvitation to the opening ceremonies of the Brooklyn Bridge (Mr. Wechmar of Mühlhausen was a relative of the Roeblings.)
John T. Wilson Company advertisement showing buildings that the firm had constructed in Richmond, Virginia, including the Thalhimer Brothers department storeAdvertisement by the John T. Wilson Company showing buildings that the firm had constructed in Richmond, Virginia, including the Thalhimer…
Map of Pennsylvania Canals and RailroadsHistoric canals of Pennsylvania, including divisions of the nineteenth century Pennsylvania canal system plus navigable rivers, other canals, and four…
Newspaper Report on Roebling's Niagra Bridge ProjectArticle in supplement to the Mühlhäuser Kreisblatt No. 32 of April 21, 1855, 283-284. Discusses Roebling’s work on the Niagara…