"A graphic designer's search for inspiration leads to a cache of letters and the mystery of one man's fate during World War II. Seeking inspiration for a new font design in an antique store in small-town Stillwater, Minnesota, graphic designer Carolyn Porter stumbled across a bundle of letters and was immediately drawn to their beautifully expressive pen-and-ink handwriting. She could not read the letters--they were in French--but she noticed all...