Source images IDS 20376 BCz, 244, p. 67, p. 67 (German rough draft autograph) 
Facsimile of the source from the collection of Muzeum Narodowe w Krakowie, Biblioteka Czartoryskich, 244, p. 67; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.
