. Popular electricity magazine in plain English. turned on until theline was patroled, the cause of the trouble STRANGE OBSTRUCTIONS TOTRAINS AND TRAMS During the still spring evenings inDurban, South Africa, the termites, socalled white ants, in a certain stage oftheir life become winged and come out ingreat numbers swarming round the streetlamps. They soon lose their wings, andtheir thick, gelatinous bodies lubricatethe street car rails so that the cars canhardly climb the grades and the downcoming cars can hardly stop withoutthe extensive use of sand. A similar curious case of insects ob-st
. Popular electricity magazine in plain English. turned on until theline was patroled, the cause of the trouble STRANGE OBSTRUCTIONS TOTRAINS AND TRAMS During the still spring evenings inDurban, South Africa, the termites, socalled white ants, in a certain stage oftheir life become winged and come out ingreat numbers swarming round the streetlamps. They soon lose their wings, andtheir thick, gelatinous bodies lubricatethe street car rails so that the cars canhardly climb the grades and the downcoming cars can hardly stop withoutthe extensive use of sand. A similar curious case of insects ob-structing the service used to occur onthe South Africa Railway in Natal, whenthe locusts came in millions on a hotsummer day and so lubricated the railsthat the locomotives had often greatdifficulty in hauling the trains up thesteep grades despite the use of giving a great deal of troublefor several years the locust pest re-treated to its proper home, the interiordeserts. Wl f ■ g ■ ■ II ■ ■ ■■■■■■■■■ ■ WW. ^lc£llA&V
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectelectri, bookyear1912
