"The description and use of the Sector, Cross-staff and other Instruments", 2nd edition by Edmund Gunter
1636
1636
1630-1642
1630-1653
1632-1640
2000-100 BCE
1640
1990-96
4000-2001 BCE
1640
1640
1701-1500
1642-1649 (original); 1883 (model)
1630
2000-100 BCE
1642-1649
1647
1936
1701-180
4000-30 BCE
10000-5000 BCE
1977; 1204-1206
10000-500 BCE
1630-1650
1972-3
2500 BCE
2000-1000
1638
1880-120
1642
1800- 500 BCE
1630-1650
1640-1650
1635-164
1630-1650
1630-1640
1630-1640
1801-190
1630-1640
1630-1645
2000-100 BCE
2000-1001 BCE
1990-95
1871-1900 (copy); 618-907 CE (original)
1871-1900 (copy); 618-907 CE (original)
1871-1900 (copy); 618-907 CE (original)
circa 1800 BCE
1701-180
1701-800
1631
1066; 1876