Category:Petr Karlovich Uslar

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English: Peter von Uslar (1816–1875) was a Russian military officer and linguist, who wrote grammars of several Caucasian languages and suggested alphabets for them.
Русский: Пётр Карлович Услар (1816–1875) — барон, русский генерал майор, лингвист и этнограф, исследователь языков Кавказа.