. Light and lighting. Jointing filaments on to supports of Brimsdown lamp. Joining lamp bulbs on to the cage. 538 THE ILLUMINATING ENGINEER BRITISH-MADE HALF-WATT LAMPS. In our last issue we referred to theinteresting fad that the British J homson-jton Company are actually manufac-turing half-watt lampe at Rugby. \\ • ?take this opportunity of Lri\iir_ a fewadditional particulars of the way in whichthese lamps are Readers are ofcourse aware that drawn wire Mlamps of the- ordinary variety are manu-factured in large quantities al Rugby,hut it was perhaps a revelation t Bomepeople t discov
. Light and lighting. Jointing filaments on to supports of Brimsdown lamp. Joining lamp bulbs on to the cage. 538 THE ILLUMINATING ENGINEER BRITISH-MADE HALF-WATT LAMPS. In our last issue we referred to theinteresting fad that the British J homson-jton Company are actually manufac-turing half-watt lampe at Rugby. \\ • ?take this opportunity of Lri\iir_ a fewadditional particulars of the way in whichthese lamps are Readers are ofcourse aware that drawn wire Mlamps of the- ordinary variety are manu-factured in large quantities al Rugby,hut it was perhaps a revelation t Bomepeople t discover how far the manu-facture of half-watl lamps has progn importanl point is thai the actualmanufacture oi the drawn wire iscarried out from Btarl to finish, andwe understand that the Companyhas for years produced its drawnwire Bupply al Rugby. con- taining tungsten are reduced, the metallicpowder melted into then M intii the wire bjBpecial pn I finest w ir win
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