(Innsbruck 1932-2011 Vienna) rot auf schwarz, 1958, signed Prachensky, gouache on black paper, 47 x 69.5 cm, edges outlined with brown adhesive tape, framed
(born in Luzern 1951; lives and works in Paris and in Switzerland) Alida, 1987, titled, signed and dated mixed media with oil on 2 joined sheets of paper, 140 x 100 cm, framed
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Portrait of Jacob de Vos Jacobszoon (1803`1878). Amsterdam Art Collector and Owner of the Historical Gallery De Vos (1860) --Nicolaas Pieneman (荷兰艺术家, 1809 – 1860)