Balthasar, Hans Urs <<von>> (1905-1988)(1)
Baumgartner, Paul (1914-1981)(1)
Chenevière, Jacques (1886-1976)(1)
Derleth, Christine (1894-1991)(1)
Duthaler, Georg (1907-1999)(1)
Feilchenfeldt, Walter (1894-1953)(1)
Gilchrist, Huntington (1891-)(1)
Kupferstichkabinett (Basel)(1)
Schweizerische Bankgesellschaft(1)
Simonius, August (1885-1957)(1)
U.S. Operations Mission to Belgium and Luxembourg(1)
USA. Economic Cooperation Administration(1)
United States. Embassy (Bruxelles)(1)