
Wooden tray with 25 thin metal discs, a ceramic cone, a lens and wooden fragment
1800-1850
1800-1850
1761
1790-1819
1942
1843-1884
1890-1913
1761
1890-1913
1761
1760-1850
1800-1899
1790-1819
1790-1819
1958
1761
1808-1847
1762
1960-1980
1750-1850
circa 1976