Historical clue formulations

• People with handles — 2011-03-08
• Many truckers — 2009-02-19
• Handle holders — 2006-07-28
• Traveling speakers — 2003-11-09
• Some breakers — 2003-10-24
• Many truckers — 1999-08-08
• Good buddies on the road — 1998-04-28
• Truckers, perhaps — 1997-07-23
• Many teamsters — 1997-05-29
• "Good buddies" — 1995-10-13