1906 - 1917
80% silver, 20% copper
27mm in diameter
1873 - 1905
80% silver, 20% copper
22mm in diameter
1946 - 1947
98% copper, 1% tin, 1% zinc
31mm in diameter
1938
90% copper, 10% zinc
23mm in diameter
1916 - 1938
95% copper, 4% tin, 1% zinc
23mm in diameter
1898 - 1902 and 1913- 1915
95% copper, 4% tin, 1% zinc
27mm in diameter
1873 - 1888
98% copper, 10% tin, 10% zinc
27mm in diameter
90% silver, 10% copper
38mm in diameter
1907 - 1917
80% silver, 20% copper
17mm in diameter
1873 - 1905
80% silver, 20% copper
30mm in diameter
1922 - 1938
72% silver, 28% copper
23mm in diameter
1946 - 1947
60-70% copper, 40-30% zinc
23mm in diameter
1946 - 1947
98% copper, 1% tin, 1% zinc
22mm in diameter
1873 - 1905 80% silver, 20% copper Screw Back