A.E.I. Ediswan: General lighting lamps catalogue
A.E.I. Mazda - Sodium lamps
General Electric. Outdoor lighting photometric data and sample calculations
Mazda. Guide 1996/97
Ballons flouresecents a vapeur de mercure MaF...RV
Asea. Catalogue 1984-1985
Modern bajking. Baking. Drying. Heating / Westinghouse
Philips. Fittings for outdoor ligthing
Philips. Artificial ligth and the grower an aid to bigger profits
Philips. Lighting schemes for plant irradiation
Philips. Luminaires pour l`irradiation des plantes
Philips. Pressed-glass reflector lamps and their applications