Maggie Hope mystery

Special agent Maggie Hope travels to American with Winston Churchill posing as his typist while he meets with President Roosevelt. When one of the First Lady's aides is murdered and Mrs. Roosevelt is implicated in the crime, Maggie employs her skills at code breaking and espionage to figure out who would target Mrs. Roosevelt and why, but what Maggie uncovers is a shocking conspiracy that could jeopardize American support for the war.

"American-born codebreaker extraordinaire, Maggie Hope, returns to England to continue her intelligence work during World War II. England, 1942. Great Britain and the U.S. have joined forces to fight the Nazis. In London, Maggie Hope takes on the biggest challenge of her career: finding a killer who models himself on Jack the Ripper--and who targets female intelligence agents...like Maggie"--Provided by publisher.