[Digging Shaft, Summit, Pa.]
[Placing side ring "upper half".]
[McAdoo Tunnel.]
Loading concrete blocks
[Construction site on West Side.]
[Unloading ring from truck.]
[North tunnel shield.]
[Tunnel construction.]
Moe Levy, New York.
[Contruction in Union Square.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Excavating a tunnel; subway construction.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Two views of laborers excavating.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Two views of subway construction.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Two views of laborers during subway construction.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Laborers excavating a street; aerial view of construction.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Construction for subway; construction detail.]
