Lettsom, a Quaker physician, expanded his Latin thesis into this account of tea: its botanical class, names and writers, its origin in China, soil and culture, gathering and curing of the leaves, and then its supposed medical qualities and the effects of tea-drinking, drawing on experiments and on reports from the Macartney embassy.
A period piece for tea lovers and historians of science; its medicine is that of the 1790s. Download the free EPUB.