Related Clues:
- Thick-coated dog
- Curly-tailed dog
- See 69-Across
- Star medalist of the 1972 Olympics
- Olympic gold medalist Mark
- Noted Olympic swim-ming champ
- 1972 Olympic phenom
- 1972 summer games gold medalist
- 1972 Olympic swimming sensation
- Olympic swimming legend
- Olympic swimming great Mark
- 1972 Olympics sensation Mark
- ... and 25-Across have 'canine' surnames
- Stocky, heavy-coated dog
- Buck's adversary in ''Call of the Wild''