The diary of Edmund Heller, October 9, 1917-January 12, 1918 : covering his return trip from the First Asiatic Expedition led by Roy Chapman Andrews of the American Museum of Natural History
Page 132
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Transcription
Near Tangbu a peculiar type of windmill was seen, a horizontal affair worked by screens of canvas which revolve about a vertical rod which pumps sea water into earthen baths. Here it is evaporated & forms one of the chief articles of export.