Light and color comparison for incandescent lamps (1907)
Fargo, Roy Newton · leaf 76
Vt ^2 Diff. Mean Tantalum Filament. I 110 120 41.7 90.0 48.3 R •t II 33.1 It 56.9 L tf It 42.3 II 47.7 R It 11 32.7 tt 57.3 52.6 L ft II 42.2 It 47,8 R It II 32.7 It 57.3 Carbon Filament. L II II 32.5 90.0 57.5 R If It 26.1 11 63.9 L It ti 32.8 II 57.2 R H II 26.8 II 63.2 60.5 L It It 32.5 n 57.5 R… … ® EUaCNE OlETiiEN CO- CHlCAli z^/y/^vj /^A/o SUN L/G//r /Jr7f?/N£ one/ r/i/?0O. /^/7/?C// O 7. 06sef-\je/- A Ohsez-ve/- B scoRe SCORE Scofpe- COL OR SCORE SCO/^E SCO R £ SCOfE TRNmLUM GEM SUN A/a/VBER O/JRBOA/ TR/VTRLUt^ OEM SC/A/ / 0/ 0/ — / o < 2 0? OYoJ ovol 2 Or YO^ 3 / RO? 3 OROi OYO, ^…
Incandescent lamps · Color · Light · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
