Historical clue formulations

• Bank notes featuring the temple of Angkor Wat — 2026-04-30
• Currency in 15-Across — 2016-09-10
• Cash in Cambodia — 2013-04-26
• Cambodian cash — 2010-03-13
• Cambodian money — 2003-12-21
• Cambodian cash — 2003-03-21
• Cambodian currency — 2000-08-12
• Cambodian dough — 1999-02-13
• Cambodian currency — 1999-01-02