Related Clues:
- 60-Across, e.g.: Abbr
- Chocolate pet
- Land and building opens for some on an experimental basis
- ''Chocolate'' pet
- French suffix that's an anagram of 4-Down
- Research org
- Hunting dog, briefly
- Experimentation room
- Test setting
- MIT center?: Abbr
- DNA test site
- Smithsonian, for one: Abbr
- Science class
- Technical school (abbr.)
- Popular hunting dog, for short