Leuchtturm 1917 Address BookAddress Book Details An analog address book that will never go out of style. Leuchtturm 1917 address books are manufactured with the highest quality materials and construction. Each book is thread bound with high quality bleed proof, fountain pen safe paper. The book opens flat with a durable hardcover and rounded corners that washes off easily and is pleasant to the touch. Make a note of important addresses, slip in business cards or use the address