
Greenhouse thermometer by Dudley Adams of Fleet Street. Mercury in glass on wooden board
1978
1978
1979
1979
1978
1978
1839 (original); circa 1988 (replica)
1980
1981
1979
1981
1986
2000-100 BCE
1977
1977
1981
1977
1980
1981
(1962); 1982
1977
1980
1980-1981
1979
1990-96
1979
1978-1981
1980
1978
1979
1978-1980
4000-2001 BCE
1977
1978-1980
1979-1981
1981
1981
1979
1903 (original); 1982 (model)
circa 1980
1977
circa 1980
1979
1980
1978
1980
1990-95
1888; 1984
2050-1750 BCE
1978-1980
1978