Historical clue formulations

• Gas brand seen in Edward Hopper's "Portrait of Orleans" — 2026-09-16
• Petrol brand — 2026-08-31
• Canadian fuel brand — 2026-08-30
• Gas brand that sounds like two letters of the alphabet — 2026-08-16
• The official fuel of the N.H.L. in Canada — 2026-06-28
• ExxonMobil brand — 2026-06-25
• Gas brand whose name sounds like two letters of the alphabet — 2026-05-29
• Big name in petrol — 2026-05-01
• Canadian gas brand — 2026-04-21
• The first letter in this gas brand's logo resembles a backward 3 — 2026-04-02
• Canadian gas brand — 2026-01-12
• Canadian gas brand — 2025-11-25
• Canadian gasoline brand — 2025-06-09
• Competitor of Petro-Canada — 2025-05-12
• Canadian gas brand — 2025-02-28
• Canadian gas brand — 2024-12-23
• Aptly named descendant of Standard Oil — 2024-12-20
• Sylvan ____ (electropop duo) — 2024-12-18
• Name on Canadian pumps — 2024-12-05
• Fuel brand with a blue oval in its logo — 2024-11-24
• Gas station that may feature a Tim Hortons drive-thru — 2024-09-25
• Brand seen on Canadian highway signs — 2024-09-14
• ExxonMobil brand, abroad — 2024-04-28
• Canadian gas station name — 2024-04-08
• Indie pop duo Sylvan ___ — 2024-03-22
• Canadian gas brand — 2024-03-11
• Standard Oil offshoot — 2024-03-05
• Canadian gas brand — 2023-11-13
• "Put a tiger in your tank" gas brand — 2023-10-10
• Phonetic initialism along Canadian roadways — 2023-09-06
• Company whose name sounds like its last two letters — 2023-08-12
• Petrol brand — 2023-07-02
• Canadian gas brand — 2023-06-04
• Canadian gas brand — 2023-02-08
• Former Exxon name — 2022-12-27
• Competitor of Petro-Canada — 2022-08-30
• Exxon, overseas — 2022-08-23
• Italian for "it" — 2022-06-01
• Canadian gas brand — 2022-05-30
• Bygone U.S. fuel brand — 2022-04-29
• "Put a tiger in your tank" sloganeer — 2021-10-22
• Big name in petrol — 2021-10-19
• Canadian gas brand — 2021-09-27
• Standard Oil offshoot — 2021-09-23
• Competitor of Petro-Canada — 2020-10-06
• Brand on the Alaska Highway — 2020-05-01
• Place to fill up in Canada — 2020-01-05
• "Put a tiger in your tank" brand — 2019-10-15
• ExxonMobil abroad — 2019-10-06
• Competitor of Petro-Canada — 2019-09-24