b 1751 - d
c 1750=1760
c 1759
c 1775=1785
c 1760=1770
c.1753=1760
1760=1770
c 1891
c 1750=1770
1770=1780
1765=1775
1760-1770
c 1770=1780
c 1765=1775
c 1810=1815
1750=1760
1750=1760 (circa) (teabowl)
c 1755=1765
c 1765=1780
c 1800=1810
1760=1783
c 1757
1785=1790
1760-1765
c 1757-1760
c 1768=1785
1760 = 1770
c 1810=1820
1813=1840
c 1795=1804
c 1770=1775
c 1760=1765
1760=1765
c 1790=1795
1765=1770
c 1755=1760
1813-1840
c 1770
1900-1920
1760=1770 (circa)
c 1785=1790
circa 1965
1907
c 1760=1776
1807
c 1768=1775
1750=1760 (circa)
c 1756-1763
1800=1820
c 1755= 1765
c 1750=1800
1777=1780
c 1780=1790
c 1770=1785
c 1755-1760
c 1765=1795
c 1770-1780
1765-1770
c 1755=1756
c 1760
1757-1770
c 1755-1765
1800=1810
c 1760=1768
1750=1770 (circa)
c 1783=1792
1770=1780 (circa)
c 1750=1757
1755=1765
after 1789
c 1790=1800
c 1764=1766
c 1765
c 1765=70
c 1776=1786
c 1760=1780
c 1750=1755
