August Sarnitz, Adolf Loos 1870-1933: Architecte, critique culturel, dandy, Cologne, 2003, pp. 24 (for a period photograph of the model) and 38 (for a related example) Walter Zednicek, Adolf Loos: Pläne und Schriften, Vienna, 2004, pp. 98-99, figs 91, 93 (for related examples) Christian Witt-Dörring, ed., Josef Hoffman: Interiors 1902-1913, exh. cat., New York, 2006, p. 32, fig. 5 (for a period photograph of the model)