| 2016-10-23 | Twain's "celebrated jumping frog" |
| 2015-10-16 | Frontiersman Boone, informally |
| 2015-02-24 | Frontiersman Boone, familiarly |
| 2014-03-30 | ___ Webster, Twain's "celebrated jumping frog" |
| 2013-12-28 | Twain's "celebrated jumping frog" |
| 2012-04-22 | Frontiersman Boone, informally |
| 2011-12-02 | Twain's "celebrated" frog |
| 2010-07-08 | Relative of Thos. or Wm. |
| 2009-07-24 | "Young ___ Boone" (short-lived 1970s TV series) |
| 2009-01-07 | Pioneer Boone, familiarly |
| 2007-06-24 | Frontier name, for short |
| 2004-05-11 | Boone, to rustics |
| 2004-03-13 | Twain's jumping frog |
| 2004-01-09 | Mark Twain's jumping frog |
| 2003-03-22 | Frontier nickname |
| 1999-10-19 | Frontiersman Boone, for short |
| 1997-06-13 | Twain's celebrated jumping frog |
| 1996-10-16 | Frontiersman Boone, informally |
| 1996-01-19 | First name in frontiersmen |
| 1994-12-22 | Part of Boone's signature |