For the music she had referred to was dvorak.
"The Romance of Zion Chapel [3d ed.]"
Richard Le Gallienne
Such famous ones were there as Vereshchagin, Leschetizky, Mark Hambourg, dvorak, Lenbach, and Jokai, with diplomats of many nations.
"Mark Twain, A Biography, 1835-1910, Complete The Personal And Literary Life Of Samuel Langhorne Clemens"
Albert Bigelow Paine Last Updated: February 20, 2009
The typewriter was an old, standard Olympia-a German machine he'd refitted with the dvorak keyboard which he had learned for greater efficiency.
"Pursuit"
Lester del Rey