In a letter to his wife dated February 1919, written when he was serving as YMCA musical organiser for British troops stationed in the Eastern Mediterranean, Holst reported that "I've had a very kind and wise letter from Jane about Imogen".
Nunha carta á súa muller datada en febreiro de 1919, escrita cando el estaba traballando como organizador musical do YMCA para as tropas británicas destinadas no Mediterráneo oriental, Holst comunicou que "recibín unha carta moi amable e sabia de Jane sobre Imogen".