sci8101907.jpg
1907-08-10: Erecting the Great Cantilever Bridge Across the East River At Blackwell's Island
Erecting the Great Cantilever Bridge Across the East River At Blackwell's Island
sci8101907.jpg
1907-08-10: Erecting the Great Cantilever Bridge Across the East River At Blackwell's Island
Erecting the Great Cantilever Bridge Across the East River At Blackwell's Island