. "1760~" . . "1760 circa" . "vers 1760" . "ca. 1760" . . . "c. 1760" . "about 1760" . "1760~" . "c.1760" . "1760[ca]" . "1760-1765 \nca. 1770 \n1775-1780 \n1870-1910" . "1760-1769 \nca. 1742 (hand woven)" . "ca. 1760 (?)" .