, The Hague, Martinus Nijhoff, 1971., Bound in a bleu cloth, gilt spine, original bleu dust jacket, frontispice, 16x24,5cm, 552pp, illustrated b/w.
Philosophia Antiqua, Philosophia Moderna, Litterae, Historica.
Wiesbaden, Harrassowitz 1960 112pp. + 5 bl/w illustrations out of text, in the series "Klassisch-philologische Studien" volume 22, 23cm., softcover, text in English, good condition, F105564