Simplex machine, general view.

The Precision Machine Co. View of Simplex machine with new lamp-house and motor control.

Simplex machine with lamp house detail, interior lantern.

Simplex machine, general view with rheostat attached.

Simplex machine.

Simplex machine.

Simplex machine.

Simplex machine.

Simplex Machine Co. Detail of Rheostat.

Simplex film inspecting machine.

Fresh Meadows Housing, general view of east front.

Simplex film inspecting machine.

Small addressing machine, front view.

220 West 19th Street. Spec. Type K machine addressograph with cutter, general front view.

Manhattan College, general view of front.

Park Avenue. Lever House, general view with reflections.

View of machine.

View of machine.

View of machine.

Lever House, general view.