Floor lamp Argon DETROIT white structure, el. brass plated | Lunares Store
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6030 Spectral Calibration Lamp
Argon Membership – Museum of Neon Art
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Argon - Wikipedia
GEC 60W SLI/H linear sodium lamp in various stages of warm up. The purple colour is from the neon-argon-xenon fill gas, the yellow is from sodium Stock Photo - Alamy
QUANTEL MEDICAL Vitra 532 Green Argon Laser with Zeiss Style Slit Lamp Attachment - Laser Locators