Related elliptical-fronted night-tables with tambour doors and tapering columnar feet, were supplied by John Linnell (d.1796) of Berkeley Sqaure for Osterley Park, Middlesex in 1779 (see: M.Tomlin, Catalogue of Adam Period Furniture, London, 1972, p. 92, no. L/3)
However, the direct source for this cupboard with pinecone feet is Thomas Sheraton's Cabinet-Maker and Upholsterer's Drawing-Book, London, 1793, pt. III, pl. XLIII