Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 241
the coimtrv. no shutter for air regulation, so thatit cannot be tam])ered with byunskilled hands. C)ncc set, thelight remains constant. With the straight gas of the South Metro-politan Gas Co. and their even pressure,the burner is an imdoubted success,but so far as pressure is concerned, ithas a… … Fig. 25.—The Metro burner.
Lighting
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