Birds a set of eighteen coloured engravings on paper according to an original drawing and engraved by François-Nicolas Martinet (circa 1760-1800), published on the work by Mathurin Jacques Brisson (1723-1806), "Ornithologie", 6 Vol, 1760; comprising boards XVII; XXII; XXXI; XXXII (vol. III) and I; III; VI; VIII; IX; X; XI; XII; XIII; XIV; XVI; XVIII; XLIII; XLVI (vol. IV) French framed, minimal stains Dimensões (altura x comprimento x largura) - 23 x 29 cm