His Blumenfenster, 1957.

Paris, die grossen Projekte, c1992: t.p. (Paulhans Peters)

Leipzig, c1994: t.p. verso (Paulhans Peters) p. 88 (b. 1923)

Biblioteca del congreso (Estados Unidos), 15 agosto 2018: catálogo electrónico https://goo.gl/8YbVzD