Historical clue formulations

• One-___ (old ball game) — 2015-11-15
• One-___ (old ball game) — 2013-08-05
• One-___ (old ball game) — 2011-07-12
• ___ Bell — 2011-04-01
• One ___ (baseball variant) — 2011-02-03
• One ___ (ball game) — 2010-12-26
• One ___ (kid's game) — 2010-08-28
• One ___ (kid's game) — 2010-04-16
• One ___ (baseball variant) — 2010-02-14
• See 65-Down — 2008-01-02
• One ___ (kids' game) — 2007-07-22
• One-___ (old ball game) — 2005-04-26
• One ___ (kids' game) — 2004-07-11
• One ___ (kids' game) — 2003-10-18
• One ___ (ball game) — 2002-08-07
• One-___ (kids' game) — 2001-09-02
• One ___ (ball game) — 1998-05-17
• One _____ (ball game) — 1995-06-18
• One _____ (form of baseball) — 1995-03-13
• One _____ (ball game) — 1994-08-28