(Trefurt), , .

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(Ungern v. Sternberg) ( ) (29 1885, ,   15 1921, ), 191721 , - . . .

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(Unterberger) ( ) (9 1842,   12 1921, , ), , -, , .

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(Uthoff) (14 1889, .  11 1930, ), , 2- .

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, (. Fahrensbach, . Farensbachowi) ( ) (1551/52, ,   1602), , .

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(Fersen) ( ) (1743,   1799, . , 16 1800, . , ), , , , .

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(Fersen), , .

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(Forster, Foerster) () (1756, . 1762,   4 1826, ), , -.

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(Figner) [1787  1(13) 1813], 1812, (1813).

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(Figner), .

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