Received letter from Dr Bechstein with copy of his German translation of his [Latham's] "General synopsis" and request for copy of "Index [ornithologicus]" for translation, with which he will comply. Dr [Godfry Christian] Reich sending natural history dissertations, including on 'Lichen islandicus' and . Requests specimen of 'Trochus imperialis' for friend of Reich's, who is willing to offer £4 for it, as well as 'Trochus cookii', 'Bulla vulva', [James] Dickson's "Hortus siccus britannicus", and plants from Smith's "Spicilegium botanicum". His acquaintance with German naturalists.