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The pentane lamp as a working standard
Recommends the use of tested pentane lamps as secondary standards of candle power when electric standards are not available. (7500 w.) (No. 46374 N)
The pentane lamp as a working standard
Recommends the use of tested pentane lamps as secondary standards of candle power when electric standards are not available. (7500 w.) (No. 46374 N)
The pentane lamp as a working standard
Ill Engng Soc
Crittenden, E.C. (author) / Taylor, A.H. (author)
1913
Article (Journal)
English
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