1940. As England prepares to fight the Nazis, three very different women answer the call to mysterious country estate Bletchley Park, where the best minds in Britain train to break German military codes. Vivacious debutante Osla is the girl who has everything, but she burns to prove herself as more than a society girl. Imperious self-made Mab, works the legendary codebreaking machines as she conceals old wounds. Both Osla and Mab are quick to see...

Symbologist Robert Langdon returns in this new thriller follow-up to The Da Vinci Code.

"1943. As war in the Pacific rages on, Isabel Cooper and her codebreaker colleagues huddle in "the dungeon" at Station HYPO in Pearl Harbor, deciphering secrets plucked from the airwaves in a race to bring down the enemy. Isabel has only one wish: to avenge her brother's death. But she soon finds life has other plans when she meets his best friend, a hotshot pilot with secrets of his own. 1965. Fledgling journalist Lu Freitas comes home to Hawai'i...

With this extraordinary first volume in what promises to be an epoch-making masterpiece, Neal Stephenson hacks into the secret histories of nations and the private obsessions of men, decrypting with dazzling virtuosity the forces that shaped this century. As an added bonus, the e-book edition of this New York Times bestseller includes an excerpt from Stephenson's new novel, Seveneves. In 1942, Lawrence Pritchard Waterhouse-mathematical genius and...

During World War II, eleven-year-old Felicity is sent from London to Bottlebay, Maine, to live with her grandmother, aunt, uncle, and a reclusive boy who helps her decode mysterious letters that contain the truth about her missing parents.