Related Clues:
- A ruler before the revolution
- Peter or Ivan, historically
- Cossacks' leader
- Bygone Russian leader
- Fyodor I, II or III
- Winter Palace occupant
- Russian ruler, once
- 'The Guns of August' figure
- 29 Across collector
- Bear head, once
- Noted Russian victim
- Nicholas or Alexander, e.g.
- Paul I, for one
- Ruler before 31-Down
- Old Russian sovereign