Science: Mosquito Betrayer

The learned & observant electrician & founder of General Electric Co., Dr. Elihu Thomson, 78, inventor of electric welding and more than 700 other patented ideas, onetime acting president of Massachusetts Institute of Technology, an unusually practical man, last week proposed to decoy male mosquitoes to a multitudinous death. The idea developed in this fashion:

Last year General Electric was operating a huge electric furnace along the swampy, mosquito-infested Saugus River at Lynn, Mass., where Dr. Thomson has his personal laboratories. None of the furnace attendants was bitten. Yet A. L. Ellis...

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