A broadcast of one of the recitals was issued on record many years later; of this, the critic Alan Blyth wrote: "Walter's very personal and positive support obviously pushes Ferrier to give of her very best".
A gravación da retransmisión dun dos recitais foi publicada moitos anos despois; sobre isto, o crítico Alan Blyth escribiu: "o apoio moi persoal e positivo de Walter obviamente empurrou a Ferrier a dar o mellor dela".