Scanned by
              Sarah Goldberg, House Divided Project, Dickinson College
          Scan date
              Notes
              Cropped, sized, and prepared for use here by John Osborne, Dickinson College, June 27, 2017.
Image type
              engraving
          Courtesy of
              Archives and Special Collections, Dickinson College
          Original caption
              Boring for a foundation for the new suspension bridge from Brooklyn to New York.
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          .
Source citation
              Frank Leslie's Illustrated Newspaper, September 7, 1867, p. 375.