Cubical polyhedral sundial
1751-1800
1751-1800
1616
1537-1632
1569
1578-1631
1890
1623-1628
circa 1905
1955-1960
1900-1904
1900
1924
1835-1836
1890
1913-1920
1913-1920
1671-1700
1588
1630
1900-1920
1531
1601
1608
1589
1649
1649
1599
1912
1950-1953
1548
1894
1893
1781-1820
1537-1632
1751-1800
1913-1920
1913-1920
1963-1967
1574
1955-1965
1994
circa 1910
1900-1910
1930s
1960-1965
1549
1955-1965