| Answer | Crossword Clue |
|---|---|
| MRIS | Kin of X-rays |
| RONTGEN | Discoverer of X-rays. |
| ROENTGEN | Discoverer of X rays, 1895. |
| RADIOGALAXY | Source of faraway X-rays |
| ROENTGEN | Discoverer of X-rays, 1895. |
| TSA | Org. conducting lots of X-rays |
| ROENTGEN | Unit named for the discoverer of X-rays |
| MARIECURIE | Pioneer of the use of X-rays on WWI battlefields |
| ROENTGEN | Discoverer of x-rays, who has a unit named after him |
