Post Office Telecommunications videophone, 1977
1977
1977
1950
2009-2010
circa 1900
1946-1958
2015
1859; 1986
1977-2008
1952
1882
2013
2020
1930
1962-1964
1962-1964
2015
circa 1981
2016
2008
2016
1985-1989
2015
1926
2004-2005
1980-1989
circa 1971
1997-1998
1990
1965
1401-1500 (original); 1960 (model)
1985-1989
2016
1992-2002
1995
1965
1936
2000-100CE
1940-1945
1940-1945
1997-1998
1995-1996
1980
circa 2007
1962-1980