| Answer | Crossword Clue |
|---|---|
| photogens | PHOTOGEN, a light paraffin oil |
| photogen | a light paraffin oil |
| photogene | a light-producing organ in animals also PHOTOGEN |
| photogenes | PHOTOGENE, a light-producing organ in animals also PHOTOGEN |
| cressets | metal cup or basket often mounted on a pole or suspended from above, containing oil, pitch, a rope steeped in rosin, etc., burned as a light or beacon |
