[Construction site.]
Panama Canal Construction.
Building. Construction view, upper stories
[Railyard and construction of Lincoln Towers apartment complex.]
Queensboro Bridge Under Construction.
[Construction at Rockefeller Center.]
Construction.
[Construction of the William C. Gotshall mausoleum at Woodlawn Cemetery.]
[Construction of the New York World's Fair site.]
[Construction at the New York World's Fair site.]