Light distribution and tests of new types of incandescent lamps (1907)
Scott, William Renick, Ward, Owen Martin · leaf 32
WHETN N^W. AFTEIR 600HOU^?£> OX^ y> \T=? EZ CT C U H EI nT. HORIZONTAL DISTRIBUTION 0F CA NOLEPOWERor METALLIZED r/LAMENT LAMP … WHEN NEW AFTE R 400HOUPS ON DI F\ E CT CUPP E NTATTER 6 00 HOUR^ ON DIRECT CUPRENT VE:RTICAL D15TRIBUT/0N 0 F CA N DLE~ P OWC f=iOF METALLIZED FILAMENT LAMP Plotted In Per Cent Of Mean Horizontal Candle-Powtr H4 O^ZIMUTH WHEN NEW AZIMUTH ON^OQ H0UH6 Dl F\ EICT CUHHENTOAZIMUTH ON 800 HOUH^…
Incandescent lamps · Photometry · Electric lighting, Incandescent · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
