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Caldwell W M SubCommittee on Lighting Lighting Education 19461947
Brightness Limitations for Luminaires Kurt Franck Discussion 1
Tackboards Description of 124
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American Standards Association angle approach lights Associate Members Attendance average brightness Canada candlepower ceiling factor cent Chairman Chapter Meeting Date chart Chicago Cleveland Cold Cathode color Council curve daylight distribution dust film effect Electric Corp equipment feet field fixtures floodlights floor fluorescent lamps flux footcandles footlamberts glare source Highway Lighting Holophane Home Lighting horizontal Illuminating Engineering Society incandescent inches industrial installation light source lighting system line of vision lumens luminaires maintenance factor Matthew Luckiesh measured membership method mounting height Munsell Nela Park night obtained Ohio paper plane presented Presiding Officer Public Quebec ratio Recommended Practice reflection factor reflector Research runway School Lighting Section Meeting Date standard Street and Highway street lighting Subject surface Sylvania Electric Products Table technical Texas tion traffic values vertical visibility visibility-level visual task Wakefield wall window York