?1734    P. Shaw  xi. sig. [N]v  				We put four Ounces of what is commonly called Turnsol Rags into an earthen Vessel.
1753     Suppl. at Turnesol  				The plant that afforded the Turnesol colour.
1753     Suppl. at Turnesol  				The true Turnesol plant here described.
1798     		(Royal Soc.)	 88 35  				It reddened turnsole paper and tincture.
1836    J. M. Gully tr.  F. Magendie  		(ed. 2)	 191  				The solution in question reddened turnsol paper.