Robinson cup anemometer by Munro
1926-1932
1926-1932
1882-1894
1963
1867
1950
1900-1930
1900-1930
1942
1940-1950
1945
1938
1969
1900-1930
1867
1956
1900-1940
1940-1950
1942
1961
1954
1942
1952
1890
1955
1957
1942
1924
1965
1867
1986