Simpson 650 - Page 25

**Illinois, Chicago Area Code 312
Simpson Electric Company EStebrook 9-1121
5200 W. Kinzie Street
*Iliinois, Chicago Area Code 312
Pacific Indicator Company COlumbus 1-1330
5217 W. Madison Street
States: Chicago, Wisconsin and Indiana
**Kansas, Shawnee Mission Area Code 913
Sturz Instrument Co. SKyline 1-4711
4705 Mission Road
States: Kansas
Louisiana, New Orleans Area Code 504
Industrial Instrument Works TWinbrook 5-5621
3328 Magazine Street
States: Arkansas, Mississippi and Louisiana
Massachusetts, Cambridge Area Code 617
Alvin S. Mancib UNiversity 4-2494
363 Walden Street
States: Vermont, New Hampshire, Massachusetts
Rhode Island and Maine
Michigan, Detroit Area Code 313
Ram Meter Inc. LIncoln 7-1000
1100 Hilton Road Ferndale
States: Michigan
Minnesota, Minneapolis Area Code 612
Instrumentation Services Inc. JA 1-8803
917 Plymouth Avenue N.
States: Minnesota, North and South Dakota
Missouri, St. Louis Area Code 314
Scherrer Instruments FOrest 7-9800
5449 Delmar Blvd.
States: Illinois below Peoria, Iowa, Missouri
New Jersey, Riverdale Area Code 609
A & M Instrument Service, Inc. MArket 4-7757
11 Hamburg Turnpike !
States: N. Jersey