Cragon Books

year of pub­li­ca­ti­onISBNauthor(s)title
2003978-0-9743045-0-2Harvey G. CragonFrom Fish to Colossus: How the German Lorenz Cipher was Broken at Bletchley Park
2005978-0-9743045-1-9Hagvey G. CragonThe Eureka Springs Railway: An Automobile Tour into the Past
  ''978-0-9743045-2-6Harvey G. CragonRoyal Navy Codes and Ciphers in the Napoleonic Wars
2007978-0-9743045-3-3   ''The Fleet Submarine Torpedo Data Computer
2010978-0-9743045-4-0   ''How the Norden Bombsight Works: From Sighting the Target to Bomb Release