Lamp bulb, incandescent

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Ingenium, 1992.0900.001
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OBJECT TYPE: TUNGSTEN/VACUUM/50W/32V/STRAIGHT/SCREW
DATE: 1915
ARTIFACT NUMBER: 1992.0900.001

MANUFACTURER: General Electric Co.
MODEL: NATIONAL MAZDA
LOCATION: United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: TUNGSTEN FILAMENT/ GLASS BULB, BUTTON ROD & STEM/ BRASS BASE/ PLATINUM LEADS THROUGH SEAL/ COPPER LEADS/ MOLYBDENUM WIRE SUPPORTS/ FIBER LEADS SEPARATOR

Dimensions

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

Length: 13.8 cm
Width: 6.8 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Lighting Technology
Category: Lamp bulbs
Sub-Category: N/A

Manufacturer

AKA: General Electric
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: LIGHTING/ GENERAL/ ON 32V CIRCUITS
Technical: Unknown
Area Notes: Unknown

Details

Markings: ALL INFO PERTAINS TO BOTH LAMPS UNLESS OTHERWISE STATED/ HANDWRITTEN IN BLACK INK ON STEMS IS: '50 C2 819 2'/ STAMPED ONTO BULBS IS OFF WHITE, SLIGHTLY FADED IS: 'NATIONAL MAZDA GE'/ BLUE ON WHITE CIRCULAR STICKER ON BULBS READS: 'NATIONAL ELECTRIC LAMP ASSOCIATION CO OPERATION, PROGRESS, QUALITY NELA', LAST WORD IS SUPER IMPOSED OVER IMAGE OF LAMP/ ON LAMP BULB.1 ONLY IS A BLACK ON WHITE CIRCULAR STICKER WHICH READS: '50 WATT VOLT 32'/ STAMPED INTO BASE ABOVE CONTACT RING ON BOTH LAMPS IS: 'PAT. NOV.8.1904'
Missing: N/A
Finish: CLEAR GLASS BULB, BUTTON ROD & STEM/ BRASS COLOURED BASE/ BLACK CONTACT RING/ BOTH LAMPS HAVE A CIRCULAR BLUE ON WHITE PAPER STICKER ON BULB/ LAMP.1 HAS A CIRCULAR BLACK ON WHITE PAPER STICKER ON BULB/FILAMENT CONSISTS OF THREE LOOPS SUPPORTED BY FIVE CLOSED LOOPED HOOKS/ BLUE/GREY LEADS SEPARATOR
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

General Electric Co., Lamp bulb, incandescent, circa 1915, Artifact no. 1992.0900, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1992.0900.001/

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