78/4601 Stroosma, J. (1928-1983). (Circular abstract compositions). Three monotypes, Ø 24 cm., 1x signed "Jan Stroosma '64" and "ontleend aan schuim en water", "epreuve d'artiste unica" in pencil. - AND 26 other prints (various techniques) and a drawing by the same, mostly signed in pencil.