[Sand Hog tests cast iron plate in frame of  tunnel during construction under the East River, New York]

[Sand Hog tests cast iron plate in frame of tunnel during construction under the East River, New York]

Image: 13 1/2 x 10 1/2 in. (34.3 x 26.7 cm)
Paper: 13 1/2 x 10 1/2 in. (34.3 x 26.7 cm)
Credit Line
Gift of the Estate of Carl Mydans, 2005
Accession No. 200.2005