R., W., Esq.

The argument of sulphur or no sulphur in waters discussed: with a comparison of the waters of Aix-la-Chapelle, Bath and Bristol / wherein ... the contents of the last are ascertained with a ... greater degree of precision than in the Essay of a late adept [C. Lucas] ... being the subjects of correspondence between the author of the Methodical synopsis of mineral waters [i.e. John Rutty], and W. R. Esq.; and some others. And to this is subjoined a more explicit account of the nitre of the ancients. To which are annexed, two tracts: I. The analysis of milk, and the several species thereof. By John Rutty, M.D. II. A practical dissertation on the uses of goat's whey [by James Kennedy].