| Peter Keetman Evening Road near Bernau 1956 (taken) Gelatin silver print, ferrotyped 30.2 x 23.2 cm (30.8 x 23.8 cm) Lempertz - Cologne Auction 1021, November 26, 2013, Lot: 153 LL/52134 Literature: Rolf Sachsse, Peter Keetman. Bewegung und Struktur, Amsterdam 1996, ill. p. 103
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