General Information

Serial #

279631

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

METAL, WITH MICA & ASBESTOS INSULATION, FIBRE-COVERED CORD & WOOD BASE, PROBABLY SYNTHETIC KNOB

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

32.5 cm

Width

17.0 cm

Height

32.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Lighting Technology

Category

Lighting devices

Sub-Category

N/A

Manufacturer

AKA

General Electric

Country

Unknown

State/Province

Unknown

City

Unknown

Context

Country

Worldwide

State/Province

Unknown

Period

COMMERCIAL ARC LIGHTING FIRST USED 1870'S/ DECLINED AFTER C.1910/ SELDOM USED FOR SPACE LIGHTING BY 1940'S

Canada

Unknown

Function

PROBABLY USED IN A LAB SETTING TO PROVIDE A SOURCE OF WHITE LIGHT/ ALSO POSSIBLE, THAT IT COULD HAVE BEEN USED FOR PROJECTION

Technical

ARC LAMPS COULD BE USED TO PROVIDE A SOURCE OF WHITE LIGHT, NOT AVAILABLE, FOR EXAMPLE, FROM INCANDESCENT LIGHT

Area Notes

Unknown

Details

Markings

PLATE 'ARC LAMP/ NO. 279631 TYPE H.F./ FORM 3 AMP. 4/8/ LINE VOLTS 125 ARC VOLTS 50/GENERAL ELECTRIC CO./ SCHENECTADY, N.Y. U.S.A.'/ PLATE AT FRONT 'CAUTION/ CLEAN GLASS SURFACE/ NEXT TO ARC FREQUENTLY/ NR7594'

Missing

PROBABLY HAD PLATE OF WELDER'S GLASS OVER OPENING NEAR ARC, POSSIBLY OTHER MISSING PTS

Finish

BLACK WITH DULL SILVERTONE & BRASSTONE PTS/ TRANSPARENT FINISH ON WOOD BASE/ WHITE DEPOSITS NEAR CARBONS & ARC OBSERVATION OPENING

Decoration

N/A