A short essay on the virtues of Dr. Norris's Drops for fevers. To which are added, letters and certificates of many extraordinary cures, among a great number of others not made public, incontestibly proving their sovereign efficacy in fevers, &c.

Short essay on the singular virtues of an highly exalted preparation of antimony

London : Printed for the author, and given gratis at his House in Bridge-Street, Black-Friars, (where the drops are sold in bottles at 2s. 6d. 5s. and 10s. 6d. each) and by all other venders of these drops, most of whose names may be seen at the end of this essay, M.DCC.LXXXI. [1781]

64p. ; 80.

ESTC T175470