The Washington Post Nr. 10725 berichtet auf S. 6 von dem Vortragsabend am 20.10.1905:

"     At the meeting of the Unchuld Club [recte: Unschuld Club] on Friday Handel's concerto grossi, C major; the Beethoven trio, C major; the first Haydn Quartet, the Bruckner and Brahms symphony movement were played by four hands, and Miss von Unchuld continued her lecture on "Rhinegold." [... Mozart ... Klavierquartettabende Januar bis März ...]." (*).

Auch The Washington Times Nr. 4150 berichtet auf S. 6:
"Unschuld Club.

     The meeting of the Unschuld Club last Friday was very interesting. [... Händel, Beethoven, Haydn ...] and Bruckner and Brahms Symphony Movements were played for four hands, and Miss von Unschuld continued to lecture on Wagner's "Rhinegold." [...Mozart ... Klavierquartettabende Januar bis März ...]."

[Als Solist des Philadelphia Orchestra wird Arthur Rubinstein angekündigt.] (**).