Historical clue formulations

• Strenuous college programs, for short — 2013-08-08
• Grps. that know the drill? — 2010-08-15
• University mil. programs — 2009-10-28
• Campus grps. — 2006-02-11
• Univ. military programs — 2005-10-01
• Univ. military programs — 2000-07-27