H38LL-100/DX Deluxe White 100 WATTS Mercury Vapor Light Bulb Medium Base 16,000 Hours Long Life - High Intensity Discharge Bulbs - Amazon.com
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GE LIGHTING 250W, ED28 Mercury Vapor HID Light Bulb: High Intensity Discharge Bulbs: Amazon.com: Tools & Home Improvement
Feit Electric 175-Watt ED28 Shape Clear Mercury Vapor High Intensity Discharge E39 Mogul Base HID Light Bulb (4-Pack) H39KB-175/HDRP/4 - The Home Depot
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Feit Electric 175-Watt ED28 Shape Clear Mercury Vapor High Intensity Discharge E39 Mogul Base HID Light Bulb (4-Pack) H39KB-175/HDRP/4 - The Home Depot