The letter:  Will a few simple words reveal a dark family secret?/ 
Josephine Cox. 
 - London:  HarperCollins Publishers,  c2023 
 - 439p.;  12cm. 
<br/><br/><label>ISBN: </label>9780008128647 
<br/><br/><label>LC Class. No.: </label>PR 6063  / .C69 2023