[Nepperhan Avenue tunnel under Old Croton Aqueduct.]
[Embankment of Old Croton Aqueduct.]
[Embankment of the Old Croton Aqueduct.]
[West side of embankment of Old Croton Aqueduct.]
[Embankment of Old Croton Aqueduct over Barney Brook.]
[Embankment of Old Croton Aqueduct looking north east.]
[Embankment of Old Croton Aqueduct over Pocantico River.]
[The Holland Tunnel.]
The Holland Tunnel
Interior of Holland Tunnel, New York City
[Lane on top of the Old Croton Aqueduct embankment.]
Hudson River Tunnel Curve, New York
Croton Aqueduct
Holland Tunnel from New Jersey
[Old Croton Aqueduct arch at Ossining, N. Y.]
Hudson River Tunnel Curve, New York.
[Holland Tunnel.]