||This article may be expanded with text translated from the corresponding article in the Volapük Wikipedia. (July 2012)|
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Waldemar Rosenberger, (Russian: Владимир Карлович Розенбергер, Vladimir Karlovich Rozenberger, 1848–1918) from Saint Petersburg, Russia, became director of the Volapük Academy in 1892. Under his leadership, the Academy began to experiment more with the Volapük language. In 1902 the Academy proposed a heavily revised version which was known as Neutral and later Idiom Neutral.
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