Accounting machine.

Accounting machine.

Accounting machine

[Machine.]

23rd Street and Madison Avenue. Photo of accounting machine at Metropolitan Life Insurance.

23rd Street and Madison Avenue. Photo of accounting machine at Metropolitan Life Insurance.

Simplex machine.

Large machine.

Small machine.

Simplex machine.

Machine closed.

Small machine.

Large machine.

Small machine.

Small machine.

Simplex machine.

Simplex machine.

Large machine.

[Machine room.]

Machine with rheostat.