"The description and use of the Sector, Cross-staff and other Instruments", 2nd edition by Edmund Gunter
1636
1636
1915
1973
1864
1543
1823
1850
1825
2007
1888
2019
1866
1888
1888
1752
1989
1931
1787
1904
2009
1950
1926-1993
1961
1960
1948
1926-1993
1926-1993
1926-1993
1970
1957
1957
1960
1926-1993
1959
1959
1969
1960
1967
1962
1962
1952
1959
1907
1958