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