Historical clue formulations

• City NE of Oklahoma City — 2026-09-28
• Home to Oral Roberts University — 2026-09-24
• Midwest city known as the "Capital of Route 66" — 2024-11-07
• City once home to Black Wall Street — 2024-08-09
• Southern city that was once home to Black Wall Street — 2024-02-09
• City on the Arkansas River — 2023-07-09
• Second-largest city in Oklahoma — 2020-02-17
• Oklahoma's second-largest city — 2019-11-04
• Home to the Woody Guthrie Center — 2019-09-14
• Arkansas River city — 2018-12-18
• Home of Oral Roberts University — 2017-11-19
• City that straddles the Arkansas River — 2017-11-10
• Home of minor-league baseball's Drillers — 2014-07-25
• Tornado Alley city — 2014-02-26
• Hometown of the band Hanson — 2013-05-10
• Oklahoma oil city — 2013-03-11
• City on the Arkansas River — 2010-09-16
• City in Tornado Alley — 2009-03-15
• Arkansas River city — 2009-01-06
• Arkansas River city — 2008-03-26
• City whose name means "old town" in Creek — 2007-06-23
• "Livin' on ___ time" (lyric in a #1 Don Williams country hit) — 2007-06-17
• Home of the Jaycees' national headquarters — 2005-01-22
• City on the Arkansas River — 2003-06-18
• Oklahoma city — 2003-02-17
• Where Garth Brooks hails from — 2002-10-17
• Oral Roberts University site — 2000-12-19
• University of ___ (the Golden Hurricane) — 2000-03-05
• City near the Red Fork oil fields — 1999-10-07
• Where about 400,000 47-Downs live — 1999-09-03
• City on the Arkansas River — 1999-06-03
• Major oil hub — 1998-02-28
• City south of Bartlesville — 1998-02-17
• Oklahoma city — 1998-02-03
• Oral Roberts University site — 1998-01-13
• Garth Brooks's birthplace — 1997-11-16
• Oklahoma city — 1997-09-24
• Oklahoma city — 1996-08-13
• City on the Arkansas — 1996-01-14
• Home of Oral Roberts University — 1995-09-21
• Oral Roberts University site — 1994-09-13