Autograph letter signed ("Rudolf").
Vienna, 8 March 1884.
8vo. 1 p. on bifolium.
€ 1,500.00
To an unidentified professor, presumably the Austrian writer Joseph Rt. von Weil (1828-89), German editor of the monumental "Die österreichisch-ungarische Monarchie in Wort und Bild", asking him to send a letter to Maurus Jókay (1825-1904), head of the Hungarian section.