Lamp bulb, incandescent

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OBJECT TYPE: CARBON/VACUUM/STRAIGHT/SCREW/BAYONET/ RAILWAY
DATE: 1890–1899
ARTIFACT NUMBER: 1969.1505.001

MANUFACTURER: Edison
MODEL: EDISON RAILWAY LAMP
LOCATION: United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: CARBON FILAMENT/ CARBON PASTE FILAMENT CONNECTIONS/ GLASS BULB & STEM/ METAL BASE/ PORCELAIN INSULATION

Dimensions

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

Length: 12.1 cm
Width: 5.4 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: Edison
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: PROBABLY 1890'S TO EARLY 1900'S
Canada: PART OF NRC'S 'COMMUNICATION' MUSEUM COLLECTION
Function: USED TO LIGHT THE INTERIOR OF A RAILWAY CAR
Technical: FILAMENT IS ANCHORED IN THE STEM IN ORDER TO CHECK VIBRATION RATHER THAN ENTIRELY PREVENTING IT. THE FILAMENT IS NOT STRAINED OR WEAKENED AS BOTH FILAMENT & ANCHOR VIBRATE TOGETHER. ALSO THE FILAMENT HAS GOOD MECHANICAL STRENGTH (REF.1)
Area Notes: Unknown

Details

Markings: HANDWRITEN ON STEM: 'm/ d1115'
Missing: NONE
Finish: BROWN TINTED GLASS/ 'GOLD' METAL BASE/ DOUBLE LOOP FILAMENT WITH ONE SINGLE MIDDLE SUPPORT
Decoration: N/A

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

Edison, Lamp bulb, incandescent, between 1890–1899, Artifact no. 1969.1505, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1969.1505.001/

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