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President Roosevelt running an American steam-shovel at Culebra Cut, P...
H85988 Copyright Office. No. (17)-9359; U95854. Copyright 1906 by Underwood & Underwood.
President Roosevelt running an American steam-shovel at Culebra Cut, P...
H45972 Copyright Office. No. (17)-9359. Copyright 1906 by Underwood & Underwood.
President Roosevelt running an American steam-shovel at Culebra Cut, P...
H45972 Copyright Office. No. (17)-9359. Copyright 1906 by Underwood & Underwood.
American steam shovel in position to take a bite, Culebra Cut, Panama ...
H86863 U.S. Copyright Office. Copyright by Keystone View Company. No. 20852.