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1945 GE-Mazda A-H4Max
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1984 ???? ???? 400-4 (EČLZ DNaT 400-4)Max
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Infrared conservation in SOX lampsMax
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Various highly loaded arcsMax
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1975 GEC MBTW/V 175W in operationMax
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Graphic art metal halide lamp at two power settingsMax
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Dimming a 1.2 kW short-arc metal halide lampMax
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Vintage glowMax
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1969 Thorn MB/U 400WMax
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Homemade sodium lampMax
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EWJona 10S50Max
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1985 GE MXR175/BDMax
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Molecular afterglow in a Philips SN lampMax
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Late-1970s Philips GR37 B/2Max
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1979 Narva NC1000-62Max
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1969 Toshiba TA4487CMax
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1981 Osram Vialox NAV-T 150WMax
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