
Marconi Mark II television camera head, 1951
1951
1951
1950-1970
1987
1980s
1970-1975
1965
1948-1958
1988
1950-1970
1936
1974
1970-1980
1988
1980-1990
1988
1988
1988
1979-1986
1988
circa 1970
1960s
1968-1975
1988
1960-1970
1980-1990
1980-1990
1931-1939
1999
1950-1958
1988
1970s