D.H. Borchardt. Catalogue of a collection of books relating to Richard Wagner and his circle, used by Henry Handel Richardson as sources for The young Cosima (1939) and housed in the University of Tasmania Library. With a note on the annotations by Maureen Mann. Melbourne: Monash University English Department Bibliographical Checklists, No. 2, 1973 Unit ID: 72 Date: 1973
D.H. Borchardt. Catalogue of a collection of books used by the late Henry Handel Richardson (Mrs J.G. Robertson) for her biography The young Cosima. Hobart: University of Tasmania Library, 1950 Unit ID: 71 Date: 1950