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( 50 ):

( 1925-30

(1892-1946)
(1925-87)

( ) (1867-1944)
( . 1321-91)
( . . 312)



( )
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(Sergi) (1841-1936)



()




(1900-1989)

. AgF AgCl
( )


()
(1915-1989)
(1913-89)

( )
( . Argrentum)

( . 1944)
(1892-1948)
(1887-1971)
( . 1964)
(1871-1930)
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(1905-80)
(1884-1967)
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