North_River_Tunnels_Tunnel_C_crossing_Tunnel_B
North River Tunnels of the Pennsylvania Railroad: Tunnel C crossing Tunnel B West of Sunnyside Yard as seen during cut-and-cover construction, 1909
The Bowery Boys: New York City HistoryThe Bowery Boys: New York City HistoryNorth River Tunnels of the Pennsylvania Railroad: Tunnel C crossing Tunnel B West of Sunnyside Yard as seen during cut-and-cover construction, 1909