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A study of direct and indirect illumination (1912)

Simons, Alexander McDougall · leaf 62

An illustration from A study of direct and indirect illumination, 1912, leaf 62
U. or [. S. S. FORM 3

Lighting · Theses

Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.

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