The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 480
n in lampi onomy. There will be found a graph-ical representation of the two ialluded to and, also, a thirdentitied total cost of watts per candle.The pint at which this curve approachesnearesl to the horizontal line is evidentlythe smallest cost in watts per candle,hence the point of greatest… … ADAMS andHOLLOPETER INC JOHN PYOlHGWILLIAM ADAMS FRAMK ADAMSW^H-HOLLOPETER
Architecture · Building
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