| Answer | Crossword Clue |
|---|---|
| MUIR | Naturalist John ... |
| MUIR | Naturalist John |
| MUIR | American naturalist John |
| KIERAN | Writer-naturalist John |
| MUIR | Scottish naturalist John |
| MUIRS | Naturalist John, et al. |
| MUIR | Naturalist John: 1838-1914 |
| MUIRS | Naturalist John et al. |
| MUIR | Naturalist John and his Woods |
