CTA Surface System History presented by the Illinois Railway Museum

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Green Pennant Special is the newsletter published by the Omnibus Society of America. Thank you to OSA President John LeBeau for granting permission to post past newsletters on this site for everyone to enjoy.





Regular Issues

  • February 1982 - Issue #1
  • March 1982 - Issue #2
  • April 1982 - Issue #3
  • May 1982 - Issue #4
  • June 1982 - Issue #5

  • July 1982 - Issue #6
  • August 1982 - Issue #7
  • December 1982 - Issue #10
  • January 1983 - Issue #11
  • February 1983 - Issue #12

  • March 1983 - Issue #13
  • April 1983 - Issue #14
  • May 1983 - Issue #15
  • August 1983 - Issue #17
  • September 1983 - Issue #18

  • October 1983 - Issue #19
  • December 1983 - Issue #21
  • January 1984 - Issue #22
  • February 1984 - Issue #23
  • March 1984 - Issue #24

  • September 1985 - Issue #38
  • October 1985 - Issue #39
  • May 1986 - 25th Anniversary Special
  • September 1986 - Issue #46
  • December 1990

  • March 1991
  • May 1991
  • November 1991 - Issue #102
  • June 1992 - Issue #109
  • April 1995 - Issue #134

  • Sept-Oct 1995 - Issue #136
  • Jan-Feb 1996 - Issue #138
  • March 1996 - Issue #139
  • September 1996 - Issue #143
  • October 1996 - Issue #144

  • Nov-Dec 1996 - Issue #145
  • January 1997 - Issue #146
  • February 1997 - Issue #147
  • April 1998 - Issue #157
  • August 1999 - Issue #163

  • September 2002
  • October 2002
  • November 2002
  • December 2002
  • January 2003

  • February 2003
  • March 2003
  • April 2003
  • June 2003
  • September 2003

  • October 2003
  • November 2003
  • December 2003
  • January 2004
  • February 2004

  • Marcy 2004
  • April 2004
  • May 2004
  • June 2004
  • September 2004

  • October 2004
  • November 2004
  • December 2004
  • January 2005
  • February 2005

  • April 2005
  • May 2005
  • June 2005
  • Jul-Aug 2005
  • September 2005

  • October 2005
  • November 2005
  • December 2005
  • January 2006
  • February 2006

  • March 2006
  • Apr-May 2006
  • June 2006
  • July 2006
  • August 2006

  • September 2006
  • November 2006 (Misdated)
  • December 2006
  • Undated Issue #1 2006
  • Undated Issue #2 2006

  • January 2007 (Unusual page numbering)
  • February 2007
  • March 2007
  • May 2007
  • June 2007

  • July 2007
  • August 2007
  • September 2007
  • October 2007
  • November 2007

  • Deember 2007
  • January 2008
  • February 2008
  • March 2008
  • April 2008

  • May 2008
  • June 2008
  • July 2008
  • August 2008
  • September 2008

  • Oct-Dec 2008
  • January 2009
  • February 2009
  • Mar-Apr 2009
  • May-Jun 2009

  • Jul-Aug 2009
  • Sep-Oct 2009
  • Nov-Dec 2009
  • Jan-Feb 2010
  • Mar-Apr 2010

  • May-Jun 2010
  • Jul-Aug 2010
  • Sep-Oct 2010
  • Nov-Dec 2010
  • Jan-Feb 2011

  • Mar-Apr 2011
  • May-Jun 2011
  • Jul-Aug 2011
  • Sep-Oct 2011
  • Nov-Dec 2011

  • Jan-Feb 2012
  • Mar-Apr 2012
  • May-Jun 2012
  • Jul-Aug 2012
  • Sep-Oct 2012

  • Nov-Dec 2012 (8 Page Version)
  • Nov-Dec 2012 (12 Page Version)
  • Jan-Feb 2013
  • Mar-Apr 2013
  • May-Jun 2013

  • Jul-Aug 2013
  • Sep-Oct 2013
  • Jan-Feb 2014
  • Mar-Apr 2014
  • May-Jun 2014

  • Jul-Aug 2014
  • Sep-Oct 2014
  • Nov-Dec 2014
  • Jan-Feb 2015
  • Mar-Apr 2015

  • Jul-Aug 2015
  • Sep-Oct 2015
  • Mar-Jun 2016
  • May-Jun 2017
  • Sep-Oct 2017

  • Nov-Dec 2017



  • Undated, Special Issues or Misc.


  • What is the OSA? Brochure - Date Unknown
  • October 1983 Fantrip Notice
  • OSA Fantrip List Through 1981




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