An account of a useful discovery to distill double the usual quantity of sea-water, by blowing showers of air up through the distilling liquor: and an account of the great benefit of ventilators ... By Stephen Hales, ... The second edition. With an appendix; in which is an account of some ... improvements ...
Hales, Stephen,1677-1761.
London : printed for Richard Manby,
1756.
A reissue of the first edition, with a new titlepage and appendix.
The appendix, pp.59-72, is inserted between pp.58 and 59: the "explanation of the figures" which now forms the final leaf.
ESTC