Related Clues:
- See 38-Down
- Marx colleague
- 'Das Kapital' author
- 'Animal Crackers' surname
- ''Duck Soup'' name
- Philosopher who gave his name to an -ism
- Karl who philosophized about class struggle
- "Communist Manifesto" co-author
- ''Duck Soup'' surname
- Last name in comedy
- Richard or Karl
- Big name in communism and comedy
- 'You Bet Your Life' host
- ''You Bet Your Life'' host
- With 53-Across, noted comedy group, in brief