Historical clue formulations

• Bank of China Tower architect — 2026-07-03
• Head of the design firm behind One Dallas Center — 2025-12-04
• Architect of Hong Kong's Bank of China Tower — 2025-05-18
• J.F.K. Presidential Library architect — 2025-04-14
• Rock & Roll Hall of Fame architect — 2025-04-06
• National Gallery of Art architect — 2023-11-29
• Louvre Pyramid architect — 2023-02-07
• His first initial stands for "Ieoh" — 2022-06-23
• Louvre Pyramid architect — 2022-04-06
• Architect born in Guangzhou — 2021-07-14
• Louvre Pyramid architect — 2020-07-22
• Chinese-born architect who won a 43-Across — 2020-06-29
• Subject of this puzzle (1917-2019) — 2019-07-10
• Bank of China Tower architect — 2019-06-23
• Architect of the Louvre Pyramid — 2018-08-14
• Louvre Pyramid architect — 2018-03-19
• Celebrated Chinese-born architect — 2018-02-19
• Rock and Roll Hall of Fame designer — 2017-09-15
• Noted architect who turned 100 in 2017 — 2017-09-06
• Louvre pyramid architect — 2016-02-29
• Paris pyramid designer — 2015-11-25
• Noted Guangzhou-born architect — 2015-05-15
• Chinese-born American architect — 2015-01-26
• Louvre Pyramid architect — 2013-02-04
• Architect for the Louvre pyramid — 2012-04-02
• Rock and Roll Hall of Fame architect — 2010-12-07
• Chinese-born American architect — 2007-12-24
• Louvre pyramid architect — 2006-11-28
• John Hancock Tower designer — 2006-07-20
• Rock and Roll Hall of Fame designer — 2005-01-15
• Architect of M.I.T.'s Green Building — 2004-12-25
• Louvre pyramid architect — 2004-10-13
• Hancock Tower architect — 2003-11-11
• L'Enfant Plaza designer — 1999-07-29
• J.F.K. terminal architect — 1996-10-08
• Rock and Roll Hall of Fame architect — 1995-10-25
• J.F.K. Library architect — 1994-07-15