Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 308
den Lane.W.C.2) will be restored to 2d. per issue.At the same time every effort will bemade to maintain and. it possible, in-crease the vali E ihe editorial contents. THE POWER ENGINEER. We understand that, commencing withthe January issue. The Power User willbecome The Power Engineer. It is… … Cosmos iLawiiDs Gasfilled & Vacuum INVOLVE NO PATENT RISKS You are perfectly safe from legal action if you stock, sell and use COSMOS LAMPS. They are fully licensed and made under British Patents Nos 23499of 1909, 23775 of 1912, 10918 of 1913 and others. Cosmos Lamps are made in a variety of…
Lighting
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