These include letters from Gustav Holst to Isobel Holst, Mary Lediard, Maja Kjohler, Vally Lasker, Amy Kemp, Dorothy Callard, Edwin Evans, Dora Herbert Jones, Gwen Davies and others.
These letters have been digitised and each letter can be viewed from the catalogue record.
For letters from Gustav to Imogen Holst see HOL/2/8/2/104
Letters from Gustav Holst to Imogen Holst can be found in HOL/2/8/2/104.
See HOL/2/14/4/4 for photocopies of letters from Gustav Holst to Muriel Davenport and Maja Kohler.
See HOL/2/14/2 Biographical files for photocopies of letters from Gustav Holst to others.
See HOL/8/1 for additional correspondence from Gustav Holst.
See also BPF correspondence collections: non BB-PP letters.