Michigan Museum ofArt, Ann Arbor, MI Walker Art Center, Minneapolis Whitney Museum of American Art, Nueva York NationalGalleryofArt Archived 2020-04-06
(exhibition catalogue). Washington: NationalGalleryofArt. ISBN 0-89468-074-9. OCLC 557740787 – via the NationalGalleryofArt archive. Hannover, Emil (1888)