To Bed With Grand Music, by Marghanita Laski
Paperback in Very Good Condition
Published by Persephone Books, London
At the beginning, Deborah and her husband are in bed, saying goodbye to each other before he is posted overseas. They swear eternal loyalty. But Deborah is very soon bored by her life in the country with her young son and gets a job in London. She then acquires a lover, and when he is posted overseas another, and another.