Lighting Comparison: LED vs High Pressure Sodium/Low Pressure Sodium
Sunlite 03625-SU LU70/MOG 70 Watt High Pressure Sodium Light Bulb, Mogul Base (E39), ANSI Code S62, 6300 Lumen, 24000 Life Hours, Clear, 2100K
70W LU70/MED High Pressure Sodium Medium Replacement Lamp
SYLVANIA Lumalux High Pressure Sodium HID Light Bulb, ED17 70W, Medium Base, 4000 Lumens, 1900K, Clear - 1 Pack (67504) - High Pressure Sodium Bulbs - Amazon.com
HPS 70W LU70 High Pressure Sodium HID Clear Bulb ED23 Mogul Base FREE Shipping!! 653703036250 | eBay
ED17, Medium Screw (E26), LED Bulb - 472Z19|LED35ED17/750 - Grainger
Lithonia Lighting Contractor Select TWS 70-Watt Equivalent 2100 Lumens Dark Bronze Dusk to Dawn Wall Pack Light 5000K TWS LED P1 50K MVOLT PE DDB M4 - The Home Depot
GE 70-Watt Ed17 For Indoor/Outdoor Use HID Light Bulb in the HID Light Bulbs department at Lowes.com