1Bourgeois Cologne AStEBG, Invoice from Henri Heilbronner, Lucerne, made out to Emil Bührle, 13 August 1953, with provenance references.
2Edouard Larcade Paris Invoice as above, n. (1).
3Henri Heilbronner Lucerne • by 1953 Invoice as above, n. (1).
4Emil Bührle Zurich • 13 August 1953 until [d.] 28 November 1956 Acquired from the above for CHF 38.000, Invoice as above, n. (1), with stamp authorizing payment, initialed by Emil Bührle.
5Given by the heirs of Emil Bührle to the Foundation E.G. Bührle Collection Zurich • 1960 Inv. P27.
AStEGB = Archive of the Foundation E.G. Bührle Collection, Zurich
1973Leopold Reidemeister etc. Stiftung Sammlung Emil G. Bührle • Fondation Collection Emil G. Bührle • Foundation Emil G. Bührle Collection Zurich & Munich • 1973 • no. 194 (ill.;21986).
2005Lukas Gloor, Marco Goldin (eds.) Foundation E.G. Bührle Collection, Zurich, Catalogue vol. 1 • Conegliano & Zurich • 2005 • no. S20 (ill.; German edition: Stiftung Sammlung E.G. Bührle, Katalog • Italian edition: Fondazione Collezione E.G. Bührle, Catalogo).
2021Lukas Gloor «The Holdings of the Emil Bührle Collection: Illustrated List of All 633 Purchases» in The Emil Bührle Collection: History, Full Catalogue and 70 Masterpieces Swiss Institute for Art Research, Zurich (ed.) • Munich • 2021 • no. 585 (ill.).