Historical clue formulations

• Old salt — 2021-04-04
• Old salt — 2017-09-05
• Sailor, informally — 2016-07-18
• Long John Silver, for one — 2015-02-15
• Old salt — 2009-11-22
• Veteran sailor — 2004-11-08
• Gob — 2004-04-23
• Experienced sailor — 2002-07-25
• Jack-tar — 2001-07-22
• Pirate — 2001-04-10
• Salt — 2000-07-21
• Salt — 1996-07-18
• Old salt — 1994-03-13
• Tar — 1994-01-01
• Veteran sailor — 1993-12-10