2005NEMA C136.17-2005 Roadway and Area Lighting Equipment- Enclosed Side-Mounted Luminaires for Horizontal- Burning High-Intensity Discharge Lamps-Mechanical Interchangeability of Refractors
1985NEMA C136.17-1985 Roadway Lighting - Enclosed Side-Mounted Luminaires for Horizontal-Burning High-Intensity-Discharge Lamps - Mechanical Interchangeability of Refractors