Hiltrup Mission Museum, Hiltrup, Germany, by ca. 1938 until ca. 1971; Thomas Schultze-Westrum, Munich, Germany and London, ca. 1971–1981; John A. Friede, New York, 1981–1983; Martin and Faith-dorian Wright, New York, in 1983; Israel Museum, Jerusalem, through American Friends of the Israel Museum, New York, in 1983
