Historical clue formulations

• Car whose emblem is a trident — 2023-10-17
• GranTurismo maker — 2022-04-08
• Auto pioneer Alfieri — 2021-04-24
• GranTurismo maker — 2021-04-23
• Car that won the 1939 and '40 Indy 500 — 2007-06-24
• Auto with a trident logo — 2006-02-05
• Car that won the 1939 and 1940 Indianapolis 500 — 2005-08-21
• Grand Prix racer — 2002-07-22
• Sports car since 1926 — 2002-03-07
• Quattroporte maker — 2001-04-21
• Grand Prix circuit name — 1999-05-09
• Stylish Italian auto — 1996-05-05
• Pricey Italian car — 1996-02-20