
Marconi Mark II television camera head, 1951
1951
1951
1987
1980s
1970-1975
1950-1970
1948-1958
1988
1950-1970
1965
1936
1988
1988
1988
1988
1970-1980
1988
1979-1986
1980-1990
1960s
1974
circa 1970
1954-1955
1999
1982
1988
1990-1991
1988
1970s
1960-1970
1950-1970
1950-1958