Lettsom (John Coakley) The Naturalist's and Traveller's Companion, third edition, half-title, engraved frontispiece and pictorial title, both hand-coloured, 3 engraved plates, one folding, foxing, old marbled boards, rebacked and recornered in calf, spine gilt preserving old roan label, [Hagen 472.1; Lisney 287; Nissen ZBI 2464], 1799 § Samouelle (George) General Directions for Collecting and Preserving Exotic Insects and Crustacea, first edition, 4 hand-tinted engraved plates, contemporary ink inscription to head of title, plates offset, one or two leaves creased, original boards, paper labels to upper cover and spine, rubbed, spine label chipped, [Hagen 104.4; Nissen ZBI 3559], 1826 § Butterfly Collector's Vade Mecum (The)..., second edition, 5 engraved plates, 2 hand-coloured, occasional browning, original marbled boards, paper label to upper cover, uncut, rubbed, split to spine, Ipswich, J.Raw, 1827; and 5 others on collecting and preserving specimens including 4pp. from an 18th century work bound in modern cloth, v.s. (8)