Ottoman 1918 Walther Berghaus Cover sent from Pera İstanbul to Basel with Censor | eBay
PDF) 'Marinetti is foreign to us. Polish responses to Italian Futurism (1917-1923)'. International Yearbook of Futurism Studies. Vol. 1., ed. G. Berghaus, Walter De Gruyter, Berlin - New York (Nov. 2011), p.
15 Berghaus Jungfraujoch Photos and Premium High Res Pictures - Getty Images