Zeit schon registriert, aber z. Laufreisen - Organisierte Laufreisen, z. Some sections need some in-fill, but the shoe section is pretty good. He is the statistician for the International Association of Ultrarunners. Includes dealer locator.
Second edition is available now.
Robert's Ultrarunning site contains race schedules, results, reports, and photo's for Ultras across the United States. The hardest 24hr in the world. This race is made in a medioeval town. Ski, Bike, and Foot. The trail is snow covered and packed down for travel.