Related Clues:
- Kind of minister
- Iraq is in it
- Syndicate since 1960
- Oil moguls' org.
- Assn. with many Gulf members
- Certain battery
- Bloc with barrels, briefly
- Energy cartel
- *Mideast ... pipeline ... embargo
- Letters from the Persian Gulf?
- Crude gp.?
- Grp. full of gas
- NYSE influence since 1960
- Crude grp.
- Barrel-producing grp.