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.

Large machine.

Large machine.

[Detail, machine.]

Small addressing machine, K-X machine, detail from below.

Precision Machine Co. View of inserting movement in machine.

View of machine.

Berg surfacing machine.

Berg surfacing machine.

Machine with rheostat.

Popsicle handling machine.

Popsicle handling machine.