[Unidentified building.]

[Unidentified building.]

[Construction of an unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Unidentified commercial building.]

Building. Construction view

[Unidentified building under construction.]

Building. Construction view, upper stories

[Construction of apartment buildings.]

[Construction of the RCA building, New York World's Fair.]

Building. Construction view, upper stories

[Unidentified buildings.]

[Unidentified building.]

[Construction of the Mannice Building.]

[Construction of the Mannice Building.]

[Unidentified building.]

[Construction of the GE Building.]

[Unidentified building.]