Hans Thoma (Bernau 1839 – 1924 Karlsruhe). Castle of the Holy Grail. 1899 Oil on canvas. 132 × 160 cm (52 × 63 in.). Monogrammed (joined) and dated on the lower right: HTh 99. [3199] Provenance: Arthur von Weinberg, Frankfurt a.M. / His adopted daughter Charlotte, née Peschel, esp. Countess Montgelas and later Princess von Lobkowitz / Private collection (by inheritance from the previous owner, until 1994) / Private collection, Southern Germany Exhibition: Hans Thoma. Gedächtnisausstellung. Frankfurt a. M., Frankfurter Kunstverein, Städelsches Kunstinstitut und Stadtbibliothek, 1925, cat. no. 100 / Der Gral. Artusromantik in der Kunst des 19. Jahrhunderts. Munich, Bayerisches Nationalmuseum, 1995/96 Literature and illustration: Franz Hermann Meissner: Hans Thoma. Berlin u.a., Schuster & Loeffler, 1899 (=Das Künstlerbuch, vol. 4), p. 108 / Eugen Kleefeld: Hans Thoma. In: Westermanns Illustrierte Deutsche Monatshefte, 47th Jg, XCIV. Band, August 1903, pp. 612-623, here p. 617, with illustration, and 623 ("Ritt nach der Gralsburg") / E. N. Pascent: Altes und Neues von Hans Thoma. In: Über Land und Meer, 47th Jg., 93rd vol., Christmas number 1904, p. 276, ill. p. 277 / Henry Thode: Thoma, des Meisters Gemälde in 874 Abbildungen. Stuttgart and Leipzig, Deutsche Verlags-Anstalt, 1909 (= Klassiker der Kunst, vol. 15), ill. p. 422 / Fritz v. Ostini: Thoma. Bielefeld u. Leipzig, Verlag von Velhagen & Klasing, 2nd ed. 1910 (= Künstler-Monographien, vol. XLVI), p. 51 / Marlene Angermeyer-Deubner: Hans Thoma - ein "Kämpfer für deutsche Kunst"? A Contribution to the History of Hans Thoma's Impact. In: Yearbook of the State Art Collections in Baden-Württemberg, vol. 25, 1988, pp. 160-187, here p. 186 / Christa von Helmolt: Hans Thoma. Mirror images. Stuttgart, Klett-Cotta, 1989, p. 199 (photo of the artist in front of the painting) / Auction catalogue: German and Austrian Paintings and Drawings of the 19th Century and Paintings and Drawings from the Estate of Carl Hummel. Munich, Sotheby's, 21.6.1994, cat. no. 189, w. ill., also on the cover