
Stone, piece of quartz
1881-1910
1881-1910
1801-1900
1870-1930
1880-1933
1870-1932
1870-1933
1880-1920
1870-1930
1880-1930
1901-1910
1913
1870-1933
1851-1900
1900-1915
before 1986
1950-1990
before 1986
before 1986
before 1986
1950-1990
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986
before 1986