Provenance
1 Ambroise Vollard AStEGB, Invoice, made out on behalf of the heirs of Dr. Walter Feilchenfeldt, to Emil Bührle, 17 January 1955, and letter by Marianne Feilchenfeldt, Zurich, to Dr. O. Maurer [Secretary General of Werkzeugmaschinenfabrik Oerlikon Bührle & Co.], 17 January 1955.
2 Marianne Feilchenfeldt by 1955 Invoice, as above, n. (1).
3 Emil Bührle 17 February 1955 until [d.] 28 November 1956 Acquired from the above for CHF 150’000, Invoice as above, n. (1), with stamp «Gut zur Zahlung», initialed by Bührle.
4Given by the heirs of Emil Bührle to the Foundation E.G. Bührle Collection Zurich • 1960 Inv. 68
AStEGB = Archive of the Foundation
E.G. Bührle Collection, Zurich
