Heliograph, Inc.

Other ISBN range for Heliograph, Inc.: Heliograph, Inc. (978-1-930658-...)

year of pub­li­ca­ti­onISBNauthor(s)title
1999978-0-9668926-0-4Mark Clark · Brian Kendall · Steve WhitmoreTransactions of the Royal Martian Geographical Society: The Journal of Victorian Era Roleplaying
  ''978-0-9668926-1-1Mark Clark · Jeff Boyle · Steve WhitmoreTransactions of the Royal Martian Geographical Society: The Journal of Victorian Era Roleplaying
2000978-0-9668926-8-0John GannonTransactions of the Royal Martian Geographical Society: The Journal of Historical Science Fiction Roleplaying
  ''978-0-9668926-9-7Frank ChadwickSpace 1889: Science Fiction Role Playing in a More Civilized Time