The Precision Machine Co. View of Simplex machine with new lamp-house and motor control.
Simplex machine, general view.
Simplex machine, general view with rheostat attached.
Simplex machine with lamp house detail, interior lantern.
Simplex machine.
Simplex film inspecting machine.
Simplex Machine Co. Detail of Rheostat.
The Precision Machine Co. Simplex motion picture camera.
View of Simplex automatic arc feeder.
Small addressing machine, view from above.
[Machine.]
View of machine.
