Karl Albrecht Frickhinger, Munich (from 1960s–1988); [ The Daphne Collection Inc., Liechtenstein and Seychelles (from 1988)]; [ Wolfgang Wilhelm, Germany (sold 2006)]; Josef Hatzenbuehler, Houston (2006–2009); The work was donated to The Metropolitan Museum of Art by Joseph Hatzenbuehler, Houston, Texas, in 2009
