Lippold, G. Gemmen und Kameen des Altertums und der Neuzeit, Stuttgart, hardback, 190 pp, colour and monochrome plates. 1.3 kg, 30 x 23.5cm (11 3/4 x 9 1/4"). In 2012, A H Baldwin & Sons Ltd sold the magnificent Prospero collection of ancient Greek coins at record breaking prices in their New York auction; there followed in 2015 the offering of the Numismatic library, one of the most important to appear on the market for many years; this lot is part of the Prospero library of art and archaeological books sold by private treaty in 2016. [No Reserve]