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20th Century Inventors:
Object List

Step 1:
Preconditions		 Step 2:
Invention		 Step 3:
Promotion

Step 4:
Competition		 Step 5:
Consequences

Listed below are the objects displayed in the 20th century section of the exhibition.

Section 1: Preconditions

Catalog # Object Name Date Dimensions Source
239,147 Siemens & Halske tantalum-filament lamp about 1907 5" L x 2-3/8" DIA. General Electric Co.
1992.0342.16 Non-ductile tungsten-filament lamp about 1908 5.25" L x 2-3/8" DIA. National Institute of Standards & Technology
318,637 GE "Mazda B" drawn-tungsten filament lamp about 1912 7" L x 3.25" DIA. Princeton University
1992.0342.23 GE tipless "Mazda C" lamp about 1925 8.5" L x 5.5" DIA. National Institute of Standards & Technology
1998.0005.10 Cooper-Hewitt u-shape mercury-vapor lamp about 1920 26.5" L x 7.5" W x 3.5" H OSRAM SYLVANIA Inc.
318,195 GE high-intensity mercury lamp about 1934 13" L x 2" DIA. General Electric Co.
1997.0387.14 GE low-pressure sodium lamp about 1950 13" L x 3" DIA. Mt. Vernon Museum of Incandescent Lighting
1997.0388.41 GE experimental fluorescent tube 1934 14.5" L x 7/8" DIA. General Electric Lighting Co.

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Section 2: Modern Invention

Catalog # Object Name Date Dimensions Source
1996.0147.02 Experimental tungsten-halogen lamp about 1955 5" L x 2.5" W Elmer G. Fridrich
1997.0388.18 Quartz heat lamp 1975 12" L x 1/2" DIA. General Electric Lighting Co.
1996.0147.03 Experimental tungsten-halogen lamp about 1955 5.5" L x 1/2" DIA. Elmer G. Fridrich
1996.0084.02 Patent-demonstration mercury lamp 1964 6" L x 3" W x 1/2" DIA. Gilbert Reiling
1998.0005.24 Sylvania metal-halide lamp with curved arc-tube about 1972 11" L x 4.5" DIA. OSRAM SYLVANIA Inc.
1996.3042.34.01 Polycrystalline-alumina arc-tube body about 1970 5.5" L x 3/8" DIA. Elmer G. Fridrich
1992.0553.11 GE 35w "Lucalox" lamp about 1989 5.5" L x 2.25" DIA. Lawrence Berkeley Laboratory
1998.0005.21 Sylvania experimental HPS lamp about 1971 9.25" L x 2.25" DIA. OSRAM SYLVANIA Inc.
1997.0062.17 Duro-Test dual arc-tube HPS lamp about 1996 11" H x 3" DIA. Duro-Test Corporation
1992.0554.01 Experimental silica carbide filament lamp about 1989 6" L x 1" DIA. John V. Milewski
1992.0554.03 Experimental silica carbide filament lamp about 1989 4" L x .5" DIA. John V. Milewski
1996.0358.04 Bell-jar with filament mount used in home lab about 1988 9.5" H x 6.75" DIA. John V. Milewski
1996.0358.06 Optical pyrometer used in home lab about 1980 * W x * D x * H John V. Milewski
1996.0359.03 Electrodeless ultra-violet lamp about 1980 10.25" L x .5" DIA. Fusion Lighting
1996.0359.05 Experimental sulfur / selenium bulb about 1996 5.75" L x 1.5" DIA. Fusion Lighting
1996.0359.08 Experimental sulfur / selenium bulb about 1996 5.75" L x 1.5" DIA. Fusion Lighting
1996.0359.09 Experimental selenium bulb about 1996 5.75" L x 1.5" DIA. Fusion Lighting
1992.0467.01 Early experimental sulfur bulb 1990 7.75" L x 1.25" DIA. Fusion Lighting
1992.0553.08 Philips "SL-18", Lamp (European version) about 1980 6.5" L x 3" DIA. Lawrence Berkeley Laboratory
1997.0389.24 Westinghouse "Econ-Nova" lamp about 1981 7.75" L x 3.5" DIA. Philips Lighting Company
1992.0466.01 Experimental "Litek" electrodeless lamp about 1979 7" L x 3.25" DIA. U.S. Dept. of Energy
1998.0050.07 Experimental "SEF" electrodeless lamp about 1978 7" H x 3.5" DIA. General Electric Corporation Research Laboratory
1998.0050.15 Experimental "magnetic arc-spreading" lamp about 1978 12" L x 2.5" DIA. General Electric Corporation Research Laboratory
1998.0050.16 Experimental "partition" lamp about 1978 8" H x 2" DIA. General Electric Corporation Research Laboratory
1997.0212.01 Experimental "spiral" lamp about 1978 8" H x 2" DIA. Edward E. Hammer
1999.0324.02 Philips "PL-7/9" modular lamp about 1983 8.5" L x 2.5" W x 1.75" D U.S. Dept. of Energy

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Section 3: Promotion

Catalog # Object Name Date Dimensions Source
1996.0084.D Rebate coupons for compact fluorescent lamps 1994 5" H x 20" W Potomac Electric Power Co.
1997.0389.23 Compact fluorescent-shaped key-chain fobs about 1994 4.25" L x 1" W x 1" D Philips Lighting Company
1997.0389.41 Philips 55watt "QL" electrodeless lamp about 1996 12" H x 16" W x 4" D Philips Lighting Company
1996.0084.D1 Owner's manual for Electronic Halarc lamp about 1982 8" H x 5" W Gilbert Reiling
1998.0050.06 Experimental Electronic Halarc bulb about 1980 3" H x 2.5" DIA. General Electric Corporation Research Laboratory
1996.0080.01 Pre-production "First Light" Electronic Halarc lamp about 1981 5.5" H x 2-3/8" DIA. Ernest Martt
1996.0084.01 Production "Miser-MaxiLight" Electronic Halarc lamp about 1982 5.5" H x 2-3/8" DIA. Gilbert Reiling
1999.0324.D1 Press-kit folder for Electronic Halarc 1980 11.5" H x 8" W U.S. Dept. of Energy
1996.0084.D Press release printed on special letterhead 1980 11.5" H x 8" W U.S. Dept. of Energy

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Section 4: Competition

Catalog # Object Name Date Dimensions Source
1998.0231.10.06 GE "Biax T/E" modular lamp about 1995 5.25" L x 2.5" DIA. General Electric Lighting Co.
1997.0062.07 Duro-Test "Spiralux" integral lamp 1996 5" L x 2.5" DIA. Duro-Test Corporation
1997.0062.09 Duro-Test "Xelescent" modular reflector-lamp 1991 8.5" L x 5" DIA. Duro-Test Corporation
1997.0062.11 Duro-Test "Duro-Brite" modular lamp about 1996 8.5" L x 5" DIA. Duro-Test Corporation
prop GE "Genura" electrodeless lamp 1999 6" H x 2.5" DIA. General Electric Lighting Co.
1997.0389.11 Feit Electric Co. integral lamp about 1986 6.5" L x 3.25" DIA. Philips Lighting Company
1997.0389.26 Philips "SL-18" integral lamp with magnetic ballast about 1981 6" L x 3" DIA. Philips Lighting Company
1997.0389.28 Philips demonstration "SL-18 Electronic" lamp about 1985 5.75" L x 3" DIA. Philips Lighting Company
1997.0389.29 Philips demonstration "SL-18 Electronic" lamp about 1990 7.25" L x 2.75" DIA. Philips Lighting Company
1997.0389.30 Philips demonstration "EarthLight" lamp about 1995 5.5" L x 2-1/8" W x 2-1/8" D Philips Lighting Company
1997.0389.36 Philips "SL-18 Magnetic" integral reflector-lamp about 1985 7.5" L x 5" DIA. Philips Lighting Company
1996.0357.01 Panasonic "Light Capsule" integral lamp about 1993 5.25" L x 3.75" DIA. Potomac Electric Power Company
2003.0030.07 GE "Biax" modular lamp about 1995 6.5" L x 2.75" DIA. Harold D. Wallace, Jr.
1996.0357.05 Lights of America "Super Q'Lite" modular lamp about 1992 8.25" L x 2.75" DIA. Potomac Electric Power Company
1992.0553.01 "U-Lite" integral lamp with magnetic ballast about 1981 8.5" L x 2.5" W x 2" D Lawrence Berkeley Laboratory
1992.0553.03 Janmar modular lamp about 1987 7" L x 4" DIA. Lawrence Berkeley Laboratory
1999.0324.03 Prototype recessed-downlight with Sylvania lamps about 1995 13" L x 10" W x 7" H US Department of Energy

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Section 5: Consequences

No objects are displayed in this section.

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