(Bongard) ( ) (12 1786,   25 (6 ) 1839, .-), , , (1835), - (1829), (1836).

...

(Brevern) , .

...

(Wrangel) ( ) (9 1783, , .  15 1841, .-), , , , (1840), .

...

(Hermann) ( ) (5 1767,   19 1838, .-), -, , (1835), .

...

(Gräfe) ( ) (20 1780, ,   30 1851, 1852, .-), , (1820; - 1818).

...

(Korff) (11 1677 [ 1697], ,   7 1766, ), , , (1762), .

...

(Meyendorff) Ը ( ) (26 1794, . .  27 1879, .-), , , (1856), -.

...

(Meyendorff), , ().

...