From the author of the Lucinda Pierce series, comes a thrilling new mystery, set during the Second World War .
Libby Clark, a gutsy Bryn Mawr graduate, is determined to find her place as a scientist in a World where women are thought b. . .
No one was quite sure what its purpose was or where it came from, but there was certainly something going on .
Oak Ridge, Tennessee, otherwise known as the Secret City, rose seemingly overnight in 1942, built by the US Government. . .
From the author of the Lucinda Pierce series, comes a thrilling new mystery, set during the Second World War