Illumination
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Records the principal methods of lighting; explains the principle and use of the photometer and the foot-candle meter; discusses the cause and correction of glare in home and factory; and demonstrates the character of direct, indirect, and combined systems of lighting.
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Sources
- 16mm Filmography (legacy record) — title, year, creator, length, format, color, description, catalog record
Original permalink · Record added 2024-04-22 13:39:41