Brass wheel; two packets attached, steel in one, brass screws in other
1790-1819
1790-1819
1790-1819
Unknown
1943-1974
1871
1882-1884
1968
1893
1966
1897-1926
1897-1926
1948
1902-1903
1932-1937
1913
1993
circa 1926
1937
1901
1968
1953
1993
1871
1871
1971-1979
1985