A vintage gelatin silver portrait photograph of John Kauffmann (visible image size 238 × 202 mm) on the original thin card mount
[Circa 1910s]. Signed 'R. Porteous' in pencil on the original mount (now concealed by the mat). Reproduced in NEWTON, Gael: 'John Kauffmann, Art Photographer' (NGA, 1996), page 10 (but credited to 'Van Dyke studio'). Provenance: from the family of John Kauffmann, by descent (sold by Sotheby's Australia, 24 July 1988);..... More