Lettsom (John Coakley): The Natural History of the Tea-Tree, with Observations on the Medical Qualities of Tea, and on the Effects of Tea-drinking, 4to, by J. Nichols, for Charles Dilly, 1799 [Dawson p. 344; cf. Nissen BBI 1182], hand-coloured engraved frontispiece and four plates, one folding, three hand-coloured (title spotted, A1-F4 damp-stained at outer margin) -- Ellis (John): An Historical Account of Coffee, 4to, for Edward and Charles Dilly, 1774 [Nissen BBI 1584; Lowndes 733], one hand-coloured folding engraved plate (title spotted, other light spotting) -- Wissett (Robert): A Treatise on Hemp ... with Observations on the Sunn Plant of India, first edition, 4to, 1808 [Lowndes 2957], engraved frontispiece and three plates (frontispiece offset, outer margin slightly damp-stained throughout), together three works in one, 20th century black morocco-backed cloth.