« Discovering Leeds », Leeds City Council UK Gov. (consulté le ) : « Britten had been taking the final rehearsals of his Spring Symphony which he was due to conduct at the 1950 Triennial Festival... »
nla.gov.au
« Hoping for a Boy », Barrier Miner, Broken Hill, (consulté le ) : « ...the Countess plans to attend every night of the Leeds Triennial Musical Festival... »
northdevonjournal.co.uk
Peter, NDJ (9 March 2014), "Marion Thorpe, wife of former North Devon MP and Liberal leader Jeremy Thorpe, dies at age 87", North Devon Journal (Barnstaple), archived from the original on 9 March 2014 « Archived copy » [archive du ] (consulté le )
Peter, NDJ (9 March 2014), "Marion Thorpe, wife of former North Devon MP and Liberal leader Jeremy Thorpe, dies at age 87", North Devon Journal (Barnstaple), archived from the original on 9 March 2014 « Archived copy » [archive du ] (consulté le )
