Small round pieces of copper with hole in centre and small steel links
1790-1819
1790-1819
1790-1819
1790-1819
1790-1819
1790-1819
1950-1980
1970-1980
1840-1920
1791
1790-1819
1790-1819
1790-1819
1790-1819
1790-1819
1790-1819
1790-1819
1958
1925
1890
1851-1900
circa 1907
circa 1907
1901
1890
circa 1907
2020