Barometer, Kew pattern, for use at meteorological stations
1914
1914
1643
1914
1975
1970
1914
circa 1700
1952-3
1963
circa 1785
1800
1964-1974
1860-1870
1957
1963
1860
Late 19th Century
1850
1850-1860
1855
1851-1860
1954
1820-1850
1892
1801-1900
1998
1695-1948
1944
1801-1876
1904
1790-1819
circa 1820
1760-1775
1920-1939
1760-1772
1790-1819
1998