1297.		Sicame. Materials for Lv and HV lines Data: [s.d.]
1298.		General Electric. Powr/Door luminaires Data: [s.d.]
1299.		Edison had a bright idea Data: [s.d.]
1300.		Lucalox lamps in area and floodlighting Data: [s.d.]
1301.		Lucalox lamps high-pressure sodium vapor lamps Data: [s.d.]
1302.		Area ligthting: Designer´s Buyer`s Guide Data: [s.d.]
1303.		Everytime the sun goes dowwn Data: [s.d.]
1304.		Ligth Data: [s.d.]
1305.		General Electric. Today`s approach to lighting G-E properties Data: [s.d.]
1306.		Indoor lighting systems: designe`rs and buye´rs guide / General Electric Data: [s.d.]
1307.		General Electric. Bringing new ideas to light Data: [s.d.]
1308.		ASEA/ JARNKONST Data: [s.d.]