[Unidentified building.]

[Construction of an unidentified building.]

[Unidentified commercial building.]

[Unidentified building.]

[Unidentified building under construction.]

[Unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Construction of apartment buildings.]

[Unidentified commercial building.]

[Commercial building.]

[Building construction.]

[Unidentified building.]

[Unidentified buildings.]

[Unidentified building.]

Wells job [Men constructing apartment buildings.]

[Construction of Electrical Products building with frame of Trylon in background, New York World's Fair site.]

[Construction of the GE Building.]

[Unidentified building.]