£600
(Insects.) Moses Harris: 'Exposition of English Insects, Including the Several Classes of Neuroptera, Hymenoptera, & Diptera , or Bees, Flies, & Libellula.', London, White & Edwards, copper engraved title in English dated 1782, 2nd edition, letterpress title in French dated 1786, engraved hand coloured "Scheme of Colours" plate + uncoloured engraved key plate + 50 hand coloured engraved plates depicting over 500 individual insects, text in English and French printed in double-column, 4to (30 x 24cm), contemporary calf gilt, handsomely later rebacked in matching brown calf, spine with gilt bands, black morocco gilt title label to spine, marbled end papers, bookplate of Rev. Henry Temple Frere, Rector of Burston (nr. Diss), Norfolk, on front pastedown; together with John Coakley Lettsom: 'The Naturalist's and Traveller's Companion', London, C. Dilly, 1799, 3rd edition, hand coloured engraved frontis, hand coloured engraved illustrated title page + 3 uncoloured engraved plates (of which 1 folding) as called for, xvi,215pp, rebacked contemporary paper covered boards, later printed label on spine; J.O. Westwood: 'An Introduction to the Modern Classification of Insects', L, 1839-40, 2 volumes, hand coloured engraved frontispiece vol. I + engraved ills. in text as called for, uniform original cloth gilt (4)