Remains of sticker on cover and some damage.

Gala opera evenings. Sudden wealth and fame. Dangerous undercover missions into the heart of Nazi Germany. Standing up to the perils of the Blitz. No one would have predicted such glamorous and daring lives for Ida and Louise Cook - two decidely ordinary Englishwomen who came of age between the wars and seemed destined never to stray from their quiet London suburb and comfortable civil service jobs. But in 1923 a chance hearing of an aria from Madame Butterfly sparked a passion in the sisters that led them on an extraordinary path...