
"Counterfeit Coin Detector", 1753
1753-1754
1753-1754
1930-70
1757
1803-876
1800-200 BCE
1988 (model); 1752 (original)
2800 BCE
1756
1752
1756
1756
1756
1760
1751
1756
1676; 1840-1865
1757
1753
1756
1754
1752
3000 BCE
1756
3000 BCE
1752
2000-500 BCE
2000-500 BCE
2000-500 BCE
2000-500 BCE
1965-70
1757
1845-1964
670 CE; 1920-1935
1915
350-250 BCE; 1945-1955
1942; 1501-1600
1756
2000-1000
1884
1754
2000-500 BCE
2000-1000 BCE
1760
1753
250 BCE; 1931
500-400 BCE; 1901-1930
1600-1500 BCE (original); 1900-1914 (copy)
3000-2000 BCE
1860-1920; 500-401 BCE
2050-1750