D.C. voltmeter, 0-200
Date1940-1960
Inventory NumberWJ1285
ClassificationVoltmeter
Subject
Maker
Simpson Electric Company
founded 1934
Maker(box)
Marion Electrical Instrument Company
1937 - 1959
User
Psycho-Acoustic Laboratory, Harvard University
?
1940 - 1962
User
Department of Psychology, Harvard University
founded 1934
Cultural Region
Place of Origin
Place of Use
DimensionsNOT AVAILABLE
Material
Accessoriescardboard box (not original: MARION)
DescriptionSmall, panel mount voltmeter from Simpson Electrical Company. Range: 0 - 200 Volts, DC, Resistance: 1 k-ohm.
In red and yellow cardboard Marion Electrical Instrument box.
In red and yellow cardboard Marion Electrical Instrument box.
SignedInstrument dial: PAT. NO. 2.051.399 SIMPSON ELECTRIC CO. CHICAGO, ILL. U.S.A./
DIRECT CURRENT/VOLTS
Label on outside of box: MARION ELECTRICAL INSTRUMENT
InscribedPrinted on back: 15593
Grease pencil on dial: 200 [ohm]/Volt
Black grease pencil over box label: 200 ohm/Volt
Curatorial RemarksStored in the box of a meter by a different company (Marion).
Probably used in the Psycho-Acoustic Laboratory. See inscriptions on instrument WJ1288.
ProvenanceFrom William James Hall, Harvard University.
Simpson Electric Company
Date: 1930-1950
Accessories: plain cardboard box (with inscriptions)
Object number: WJ1286
Weston Electrical Instrument Corporation
Date: 1930-1960
Accessories: cardboard box (not original: MARION)
Object number: WJ1284
Simpson Electric Company
Date: 1934-1960
Accessories: plain cardboard box (with inscriptions)
Object number: WJ1288
Weston Electrical Instrument Corporation
Date: 1930-1960
Accessories: original cardboard box
Object number: WJ1294
Marion Electrical Instrument Company
Date: 1937-1959
Accessories: original cardboard box; plastic wrap
Object number: WJ1283
Simpson Electric Company
Date: 1940-1960
Accessories: original cardboard box
Object number: WJ1261
Simpson Electric Company
Date: 1940-1960
Accessories: plain cardboard box (with inscriptions)
Object number: WJ1287
Weston Electrical Instrument Corporation
Date: 1930-1960
Accessories: original cardboard box
Object number: WJ1289
Weston Electrical Instrument Corporation
Date: 1930-1960
Accessories: original cardboard box
Object number: WJ1290
Weston Electrical Instrument Corporation
Date: 1930-1950
Accessories: original cardboard box
Object number: WJ1291
Weston Electrical Instrument Corporation
Date: 1930-1960
Accessories: original cardboard box
Object number: WJ1293
Weston Electrical Instrument Corporation
Date: 1930-1960
Accessories: plain cardboard box (with inscriptions)
Object number: WJ1292