Historical clue formulations

• Government debt obligations, familiarly — 2025-09-28
• Some low-risk government issues, informally — 2023-12-17
• 30-yr. securities — 2023-04-22
• 30-year investments, informally — 2019-01-20
• Govt.-issued securities — 2009-08-23
• They mature slowly — 2005-05-15
• Some gov't issues — 2005-04-26
• Some low-risk investments, briefly — 2004-07-18
• Low-risk investment choice — 2003-01-12
• Some government issues, briefly — 1999-07-26
• Govt. notes — 1994-06-11