BONNET (Charles). Œuvres d'histoire naturelle et de philosophie. Neuchatel, Fauche, 1779-1783; 8 volumes in 9 vol. in-4 (245 x 194 mm), marbled calf, spines decorated with gilt fleurons (contemporary bindings). Beautiful portrait and 54 plates (out of 56?). Fertilisation of plants, experiments on leaves, memoirs on bees and the colour of bodies, etc. A fine copy in fresh contemporary bindings (some minor spotting and rubbing).