The Cookery Book
October 17, 2023
Helen Fry— During wartime women were a valuable source of intelligence-gathering because they could move much more freely in occupied countries than men. They used their “invisibility” to gather and… READ MORE
October 17, 2023
Helen Fry— During wartime women were a valuable source of intelligence-gathering because they could move much more freely in occupied countries than men. They used their “invisibility” to gather and… READ MORE
March 31, 2014
Prisoners, Lovers, and Spies: The Story of Invisible Ink from Herodotus to al-Qaeda is a book about concealing and revealing secret communications. It is the first history of invisible writing, uncovered… READ MORE