Signature of Marie-Röze Mapleson : facsimile of manuscript, 1888 March 17, Mus 2:13, Box: Henderson collection music Vol. 2. Manuscripts in the William Henderson collection of playbills, etc., H46347. Folger Shakespeare Library. https://findingaids.folger.edu/repositories/2/archival_objects/75916 Accessed July 07, 2024.