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Page:Elwes1930MemoirsOfTravelSportAndNaturalHistory.djvu/250

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228
MEMOIRS OF TRAVEL

light the work is—namely, fifty or sixty cents in Singapore currency for tapping about three hundred trees a day. The rubber is coagulated at the factory with acid, and then washed and rolled in thin strips which go by the name of “ crepe,” but which as yet (1911) do not fetch so high a price as the rubber of the same species imported from the Amazon region.