1Art market or private collection Graz • until ca. 1937 AStEGB, Letter from Lubomira Hédlová, Brno, to Foundation E.G. Bührle Collection, 23 November 2001.
2Johannes Hinrichsen Alt-Aussee • ca. 1937–1954 Acquired by Johann Hinrichsen in Graz in 1937, Letter as above, n. (1); this information is not corroborated by AStEGB, Inventory Card The Virgin and Child, which indicates an acquisition by Hinrichsen in Vienna in 1938; AStEGB, Letter from Heinrich Hinrichsen, Alt-Aussee, to Emil Bührle, 11 February 1954, with a reference to the «Steinmadonna» which he offers together with 2 other sculptures for CHF 136.000.
3Emil Bührle Zurich • 22 September 1954 until [d.] 28 November 1956 Acquired from the above for CHF 55.000, AStEGB, Letter from Johannes Hinrichsen, Alt-Aussee, to Emil Bührle, 29 July 1954, referring to Bührle's acquisition of the sculpture which he sends to the Zurich Kunsthaus, together with an invoice for CHF 20.000, covering a part of the purchase price; Copy of the above invoice, with handwritten note by Bührle regarding the composition of the total purchase price of CHF 55.000 «Clearing 20'000 / 34'277.10 / 722.90 / Fr. 55'000», and Receipt for the amount of CHF 34'277.10, dated 22 September 1954 and signed by Hinrichsen.
4Given by the heirs of Emil Bührle to the Foundation E.G. Bührle Collection Zurich • 1960 Inv. P6.
AStEGB = Archive of the Foundation E.G. Bührle Collection, Zurich
1958Sammlung Emil G. Bührle, Festschrift zu Ehren von Emil G. Bührle zur Eröffnung des Kunsthaus-Neubaus und Katalog der Sammlung Emil G. Bührle Kunsthaus • Zurich • 1958 no. 24.
1962Albert Kutal České Gotické Sochařství 1350–1450 Prague • 1962.
1963Theodor Müller «Albert Kutal, 'České Gotické Sochařství' [review]» in Kunstchronik(16) • 1963 • p. 284.
1969Hilde Bachmann «Plastik bis zu den Hussitenkriegen» in Gotik in Böhmen, Geschichte, Gesellschaftsgeschichte, Architektur, Plastik und Malerei Karl M. Swoboda (ed.) • Munich • 1969 • p. 419, n. 9.
1971Albert Kutal Gotische Kunst in Böhmen Prague • 1971 • p. 31 • (French edition: L'art gothique de Bohême • English edition: Gothic Art in Bohemia and Moravia, London 1971).
1973Leopold Reidemeister etc. Stiftung Sammlung Emil G. Bührle • Fondation Collection Emil G. Bührle • Foundation Emil G. Bührle Collection Zurich & Munich • 1973 • no. 175 (ill.;21986).
2005Lukas Gloor, Marco Goldin (ed.) Foundation E.G. Bührle Collection, Zurich, Catalogue vol. 1 • Conegliano & Zurich • 2005 • no. S4 (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. 608 (ill.).