Historical clue formulations

• Itemized bill: Abbr. — 2012-09-03
• Accts. payable receipt — 2009-04-15
• Bookkeeper's mailing: Abbr. — 2006-08-27
• Bill: Abbr. — 2003-12-07
• Bill: Abbr. — 2002-07-12
• Storekeeper's stock: Abbr. — 2001-02-13
• Stock or C.D.: Abbr. — 2001-02-11