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Comparison of indirect and direct illumination (1912)
Habrylwicz, Valentine Bernard, Kailer, Frank Spencer · leaf 56
U- OF 1. O. U. FCRM 3 … u. or i. i.i. roRM 3 DIRECT S-OBSERVEDPlane 5 ftSTATION A 3 1 0.58 0.89 2 0.73 1.30 3 0.84 1.65 4 0.66 1.00 5 0.84 1.20 6 0.93 2.20 7 0.90 1.28 8 0.75 1.30 9 0.90 2.10 10 0.95 1.80 11 0.68 1.10 DATA.2 in. c D E 1.10 0.70 0.46 2.60 1.25 0. 52 2.65 1.60 0.31 1.25 0.90 0.48 1.74 1.10 0.60 1.71 1.58…Interior lighting · Lighting · School Buildings · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
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