Schifferli, Peter (1921-1980)(2)
Blumenberg, Hans (1920-1996)(1)
Borgeaud, Georges (1914-1998)(1)
Duthaler, Georg (1907-1999)(1)
Feilchenfeldt, Walter (1894-1953)(1)
Fine Arts Associates (New York, NY)(1)
Kupferstichkabinett (Basel)(1)
Lombard, Jane Wade (1925-1996)(1)
Schweizerische Bankgesellschaft(1)