Autograph letter signed ("Rudolf").
8vo. 1 p. on double leaf.
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.