https://katalog.hfmdd.de/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMjMwNy85Mzk1NjM Seaton, Douglass:
Catalogue of the Mendelssohn Papers in the Bodleian Library, Oxford. Volume 1: Correspondence of Felix Mendelssohn Bartholdy and Others. 1982. — 603.