The observing guide to the Messier marathon: A handbook and Atlas

समान संसाधन

• Messier objects/
  द्वारा: O'meara Stephen James
  प्रकाशित: (1997)
• Messier Objects /
  द्वारा: O Meara,, Stephen James
  प्रकाशित: (1998)
• The olympic marathon/
  द्वारा: Martin, David E; Gynn, Roger Wh
  प्रकाशित: (2000)
• Marathon: the pursuit of the Presidency, 1972-1976 /
  द्वारा: Witcover, Jules
  प्रकाशित: (1977)
• Marathon. The pursuit of the presidency.1972-76. /
  द्वारा: Witchover, Jules
  प्रकाशित: (1979)