I have an old A&C lamp, it is marked A&RCo and the number 12. Anyone ever heard of this company? Thanks!

Welcome to the forum lucybob,

Perhaps if you could post images we might be able to help. The initials don't strike a cord.

Best,
Fred

Yes, you are right, much easier. thank you. here are a few pictures of the lamp and the bottom.

the base

close up of the bottom of the lamp

Text of the image in the above post:

A. &. R. LAMP CO., THE.—121-123 Lafayette St., Newark, N. J. Manufacturer of table and reading lamps. Business established 1918. President and general manager. A. J. Rainaud; vice-president and treasurt-r, William J. Rainaud; secretary, M. O. Rainaud. Sales representatives, T. IT. Hamilton. 139 5th Ave., New York, N. Y.; Hlmmelstern Bros., San Franeisco. Cal., and Los Angeles, Cal.; George D. Donkel, 44 Federal St., Boston, Mass.; Marcus S. Kopf, ISO N. Dearborn St., Chicago, 111.

From: EMF electrical year book‎ - Page 9
edited by Frank H. Bernhard, 1921