A book with Biographical materials connected to the the 25 years of active work by Ruud Janssen in the Mail-Art Network. Overviews of publications, CV, Interviews by Mark Greenfield, Carol Stetser, Dobrica Kamperelic and Hans-Ruedi Fricker. Dates and events and texts written by Honoria & John Held Jr. Includes timeline of these 25 years in Mail-Art.