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March 1936


Arch Otolaryngol. 1936;23(3):285-294. doi:10.1001/archotol.1936.00640040293002

Many of man's greatest inventions have been for the annihilation of distance or space, in making possible instant communication between persons and places widely separated, thus enabling him to transport not only himself but his chattels and products over vast areas in comparatively short periods. This victory over space has brought its sorrows as well as its blessings, its pests and likewise its pleasures, its advantages as well as its disadvantages. So a disease whether of plants or of animals at present rarely remains for a long time confined to any one area or locality but, owing to the increased facilities of travel and transportation, soon finds its way over the entire civilized world, wherever climatic conditions may permit its development. In plant life one recalls at once the San José scale, the chestnut blight, the white pine blister, the Tussock moth and now the Dutch or elm

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