Tail of a Pennsylvania Shield, showing a Portion of Tunnel Lining Temporarily Erected

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Tunneling the East River: 'Tail of a Pennsylvania Shield, showing a Portion of Tunnel Lining Temporarily Erected' (1906). Artist/photographer: Unsigned . Provenance: "Scientific American". Type: Antique halftone photographic print.

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Size: 3215px × 2288px
Photo credit: © Antiqua Print Gallery / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 1906, 20th, antique, century, east, halftone, lining, pennsylvania, photographic, portion, print, river, shield, tail, temporarily, tunnel, tunneling, twentieth, vintage, york