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Open scale barograph by Short & Mason Ltd.
1944
1944
2007
1992
1992
circa 1881
circa 1880
circa 1880
circa 1880-1885
circa 1886
1796
1796
1790-1800
1794
1794
1960-1969
1819-1821
1837
1939-1949
1925-1935
1783-1785
1947-1949
1947-1949
1947-1949
1940-1974
1945-1955
1943
1761-1820
1831-1860
unknown
circa 1886
circa 1880
circa 1886
1965-1975
1818-1832
1818-1832
1960-1979
1856
1794
1794
1796
1794
1794
1969
2013
Late 18th or early 19th century
1809-1842