LETTSOM, John Coakley (1744-1815). The Natural History of the Tea-tree, with observations on the medical qualities of tea and effects of tea-drinking, London: for Edward and Charles Dilly, 1772, 4°, FIRST EDITION, folding hand-coloured engraved frontispiece (which has short tear at inner margin, C2v soiled, thumb-soiling to S4r), contemporary tree calf (rebacked, new endpapers, corners worn). [Blake p. 268; Maclean, p. 90; Nissen BBI 1182; Wellcome III, p. 504]