Various buildings, undated 5 items : Photos of [Helmle, Corbett & Harrison's Pennsylvania Power and Light Co. Building 1 item : Photo of the [IBM World World Trade building?]
Various buildings, undated 1 item : Photo of ["eye-brow curve," entrance, Socony-Mobil Building, New York, NY.] 1 item : Photo of [Corning Glass Building, New York, NY.]