Lamp bulb, discharge
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1992.1898.001
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- OBJECT TYPE
- FLUORESCENT/INTERIOR/BI-POST
- DATE
- 1945–1950
- ARTIFACT NUMBER
- 1992.1898.001
- MANUFACTURER
- General Electric
- MODEL
- F20.T12.W.
- LOCATION
- Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS TUBE; METAL END CAPS & CONTACTS.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 60.0 cm
- Width
- 3.8 cm
- Height
- 3.8 cm
- 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
- Canada
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- THIS TYPE OF TUBE USED C. 1945-1950.
- Canada
-
PART OF A LARGE & VARIED COLLECTION OF ELECTRICAL ITEMS ACQUIRED & DOCUMENTED BY ONTARIO HYDRO IN THE 1960S. THIS COLLECTION CONSISTS OF OVER 7500 ARTIFACTS AND IS THOUGHT TO BE THE LARGEST & MOSTCOMPREHENSIVE IN CANADA. IT WAS DONATED IN ITS ENTIRETY TO THE NATIONAL MUSEUM OF SCIENCE & TECHNOLOGY IN 1992. - Function
-
TO PROVIDE ARTIFICIAL ILLUMINATION, INDOORS. - Technical
-
FLUROSCENT LIGHTING FIRST APPEARED ON THE MARKET IN 1938, AND GAINED POPULARITY DURING THE PERIOD 1940-1947. WHITE LAMPS ARE THE MOST EFFICIENT OF FLUORESCENT LAMPS USED FOR GENERAL ILLUMINATION. THESE TUBES ARE EXAMPLES OF THE "SLIMLINE" LAMP ANNOUNCED IN 1944. THEY HAVE AN AVERAGE LIFE OF 2,500 HOURS. - Area Notes
-
Unknown
Details
- Markings
- " GENERAL [ GE logo] ELECTRIC/ F20.T12.W./ WHITE/ MADE IN CANADA 14 " marked in black on each tube. " 926-1 " handwritten in red on.1; " 926-2 " handwritten in red on.2
- Missing
- NONE. EACH LAMP IS COMPLETE IN ITSELF.
- Finish
- WHITE GLASS TUBES; SILVER METAL END CAPS.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
General Electric, Lamp bulb, discharge, circa 1945–1950, Artifact no. 1992.1898, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.1898.001/
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