Abolites porcelain-enameled steel reflector equipment for efficient and economical industrial lighting. (1919)
Adams-Bagnell Electric Co. · Adams-Bagnall Electric Co, · leaf 7
I^J IJIJl |i*!| 1J4JJ KM—EST … Lighting for Different Kinds of Service It is important that a sufficient intensity of lightbe provided in each class of service. Table No. 1gives what has been found to be good practice invarious industries and classes of service, with re-gard to the intensity in foot candles to be providedon the…
Lighting · Light fixtures · Industrial lighting
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