A related mid-German birch, walnut and mahogany secrétaire à abattant of circa 1830 is illustrated in Prof. R. Haaff, Das Süddeutsche Biedermeier, Westheim, 1991, p. 384, fig. 968, while a further model was sold anonymously, Sotheby's New York, 26 March 1988, lot 128.