Precision Machine Co. Inserting slide [into] slide carrier.
The Precision Machine Co. Simplex motion picture camera.
Precision Machine Co. View of inserting movement in machine.
The Precision Machine Co. View of Simplex machine with new lamp-house and motor control.
Universal Draughting Machine Co. Interior of Lidgerwood Manufacturing Co., ledger room.
Pathescope Co. of America, hand driven generator machine - 5.
Astoria Gas Co., machine shop.
[Machine.]
Monroe Calculating Machine Co., Woolworth Building.
Simplex Machine Co. Detail of Rheostat.
Small machine.
Large machine.
Simplex machine.
Machine closed.
Accounting machine.