| Answer | Crossword Clue |
|---|---|
| SPIEGEL | Surname that means "mirror" |
| heliographs | device for signaling by means of a movable mirror that reflects beams of light, esp. sunlight, to a distance |
| heliograph | device for signaling by means of a movable mirror that reflects beams of light, esp. sunlight, to a distance |
| ADLER | Surname that means "eagle" |
| ROSSI | Surname that means "red" |
| EISEN | Surname that means "iron" in German |
