[Bubier], Edward Trevert, 1858- [from old catalog] · Lynn, Mass., Bubier pub. co. · leaf 116
Figure 5. would go out. To avoid this difficulty a shunt isemployed around each lamp, which actsonly whenthe lamp will not light. The Naval Projector is an apparatus consistingof a focusing lens and an arc lamp, mounted n.such a manner that a strong light of 6,00c tc m SLECTBICITY AND ITS … THOMSON-HOUSTON NAVAL PROJECTOR ARC LAMP. BECENT APPLICATIONS. 11.
Electricity
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