The Cosmic Elk

year of pub­li­ca­ti­onISBNauthor(s)title
1988978-1-871443-01-1Heather Hobden · Mervyn HobdenJohn Harrison and the Problem of Longitude
1989978-1-871443-02-8   ''John Harrison and the Problem of Longitude
2001978-1-871443-30-1Heather HobdenTudor Bastard: King Henry VIII's Son, Henry Fitzroy, Duke of Richmond and Somerset and His Mother, Elizabeth Blount