Related Clues:
- Bygone gas station name
- Brand on pumps
- Oil giant that built what is now Chicago's Aon Center
- Gas brand absorbed by BP
- Musical direction meaning 'bowed'
- Another of the 47-Across
- TriCLEAN gasoline brand
- Gasoline brand advertised near Fenway Park
- Bygone BP gas brand
- Former BP subsidiary
- It merged with Exxon in 1999
- Brand that evolved from Standard Oil of Indiana
- Tesoro subsidiary
- Merged oil giant
- Gas station name of the western U.S