| Rating | Solver | Clue |
|---|---|---|
| NEANDERTHAL | Early human | |
| INCUNABULUM | A work of art or of human industry, of an early epoch; especially, a book printed before a. d. 1500. | |
| PALEOLITHIC | Of or pertaining to an era marked by early stone implements. The Paleolithic era (as proposed by Lubbock) includes the earlier half of the "Sto... |