Following the route posted in the lounge, passenger Peter Belin recorded Hindenburg’s final flight on his map each day. All log books burned, but Belin's map, folded in his valise, miraculously survived.
Oscar Scott Woody’s set of post room keys, 1912: The largest key was probably for the registered mail bags aboard Titanic; the smaller keys were likely for desks or cabinets in the post office room. These postal keys and chain were recovered from Woody’s body. Via @Postal Museum