Historical clue formulations

• Capone adversary, informally — 2024-04-14
• Government agent targeting counterfeiters, in dated lingo — 2024-04-08
• I.R.S. agent, quaintly — 2021-01-18
• Bootlegger's foe — 2020-11-21
• Government sleuth, quaintly — 2019-06-21
• Catcher of counterfeiters, in old lingo — 2019-06-04
• Speakeasy investigator, informally — 2019-03-29
• Prohibition enforcer, informally — 2017-10-05
• Fake bill tracer — 2016-02-11
• Tax fraud detector, informally — 2016-01-24
• I.R.S. agent, for short — 2015-11-23
• Laundering investigator, for short — 2014-11-02
• Untouchable, e.g. — 2014-10-12
• Counterfeiter fighter, informally — 2014-09-12
• Federal tax enforcer, informally — 2014-08-25
• Counterfeiter fighter — 2014-08-12
• Fed — 2014-01-19
• Certain Fed — 2013-10-22
• Fed concerned with forgery — 2013-06-21
• Revenuer — 2012-04-01
• I.R.S. agent, e.g., informally — 2012-03-12
• Fed in pursuit of counterfeiters — 2012-01-11
• No friend of the bootlegger — 2011-12-15
• Bootlegger's bugbear — 2011-07-02
• - — 2010-12-30
• Certain Fed — 2010-11-09
• One trying to eliminate bad notes — 2010-07-02
• Federal agent investigating taxes, informally — 2010-04-12
• Tax investigator, for short — 2009-12-15
• Bad bill collector? — 2009-05-02
• Untouchable, e.g. — 2009-04-07
• Untouchable, say — 2009-03-22
• One of the Untouchables — 2009-02-19
• Eliot Ness, notably, for short — 2008-08-07
• Tax cheat chaser, informally — 2007-09-25
• Crime-fighter Eliot Ness, notably — 2007-06-04
• Fed — 2007-02-18
• I.R.S. agent, e.g. — 2006-04-24
• Fed — 2006-04-05
• Fed. agent in finances — 2005-12-12
• Eliot Ness, for one — 2005-09-18
• Certain fraud investigator, informally — 2005-08-14
• Fed — 2004-09-10
• Counterfeiter catcher — 2002-08-03
• Eliot Ness, notably — 2002-02-19
• Revenuer — 2002-02-03
• Fed — 2001-07-15
• Govt. agent — 2001-05-20
• I.R.S. worker — 2000-05-08
• Investigator, of sorts — 1999-09-28