Provenance
Heinz Berggruen
Explore Selected Works
Artwork

Paul Klee, Persische Nachtigallen (Persian Nightingales), 1917, gouache, watercolor, and pen and black ink over graphite on laid paper, mounted on cardboard; the sheet bordered at the top with yellow paper strip mounted to support, Gift of Catherine Gamble Curran and Family, in Honor of the 50th Anniversary of the National Gallery of Art, 1990.59.2
Bibliography
1988
Cocks, Anna Somers. "The Apollo Portrait: Heinz Berggruen." APollo 128 (1988): 119-121
1990
Simon, Robin. "Heinz Berggruen, The Art of the Collector." Apollo 132 (1990): 372-373.
2001
Richardson, John. "Heinz Berggruen: Collector and Dealer." In The Berggruen Collection, auction sale catalogue, Phillips, NY, 7 May 2001.