GE Lighting 400W, ED18 High Pressure Sodium HID Light Bulb - Amazon.com
GE Lighting 26423 HID Lucalox70 High Pressure Sodium B17 (1-Pack) (FR), 1 Count (Pack of 1) - High Intensity Discharge Bulbs - Amazon.com
Sylvania #67514 LU100 100 watt ET23.5 High Pressure Sodium Lamp, Mogul (E39) Base, 9500 lumens, 24,000hr Life - Amazon.com
Philips 140913 High Intensity Discharge High Pressure Sodium 70-Watt BD17 Medium Base Light Bulb - Philips Hps Lights - Amazon.com
GE 85371 - LU150 - HPS - 150 Watt - Lucalox - High Pressure Sodium - ANSI S55 - Mogul Base - LU150/55/H/ECO - Amazon.com
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
Osram Sylvania GIDDS-685605 Lumalux High Pressure Sodium Lamp, E17, 50W, 52V, E26 Medium, Clear, Universal Burn, 2.5" x 2.25" x 5.75" - Amazon.com
Touch & Glow Security Area Light – High-Pressure Sodium Barn Dusk to Dawn Light with Photocell - Ultra Bright Yard Light | Heavy Duty & Wet Location Wall Mount Barn Light - Amazon.com
Sylvania 67572 - LU250/PLUS/ECO High Pressure Sodium Light Bulb - High Intensity Discharge Bulbs - Amazon.com