A name unknown

Summary/Review: Rosemary Gresham's only family is the band of urchins that helped her survive on the streets of London. Now grown, they've learned to blend into upper-class society and work as thieves for hire. But when a client asks Rosemary to determine if a certain wealthy gentleman is loyal to Britain or Germany, she's in for the challenge of her life. Peter Holstein writes popular adventure novels under a pen name. With European politics boiling, he's debated changing his name for good. When Rosemary shows up at his door, his question might be answered.