From slide rules to Douglas Hartree's differential analyser and Ferranti's early computers, these objects trace the development of calculating and computing technology.
1999-2001
1984
1985
1983
1979
1966-1970
1951
1948
1984; 1983
circa 1983
1997
1947-2003
2014
2001
2013
1974-1977
1958
1992
1994
1972-1977
1963-1984
1998-2002
circa 1964
1976-1979
circa 1832
1997-2002
2011
1980-1990
2005
1920-1930
1955
1946-1958
2011-2012
2007
1998
1943-1945
2002-2005