-
 

                                                      

: "" "". .

: " " (Westinghouse Electric)

" " (Westinghouse Electric)

. 1886. , - . 12,5 . ., 822 . ., 120 . (. 1980- .).

:


(Abbe) (1840 - 1905)
(1882-1951)
(Argelander) (1799-1875)
(Bramante) (1444-1514)