The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 179
nt lamps have an inher-ently better regulation than the carbonfilament lamps; a change of 3 volts on aMazda lamp alters the candle-power nomore than 2 volts on a carbon lamp (5) Lamps should be so placed thatthe light is not regularly reflected intothe eye. A desk lamp should be placed toone side… … A W. KENNEDY. CHAS. HART, THE HART HEATER CO. MANUFACTURERS OF THE QUEEN GAS WATER HEATER 406 Thirteenth St. HOT WATER OAKLAND, GAL, 525 Seventh Street The Architect and Engineer 103 (6) Streaks or striations in the iliumination are undesirable Arc lights with clear globes show this phenomi na I…
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