Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 314
s. THE ILLUMINATING ENGINEER (cut. 1919) 303 A NEW STREET-LIGHTING LANTERN. The use of- gas-filled lamps for streetlighting lias made the design of speciallanterns an important matter. Tt is nowgenerally recognised that the mere in-sertion of such a lamp into an existingfitting, intended for arc…
Lighting
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