Letter (Astounding, March 1943): If There Were a Change in the Velocity of Light Within the Solar System, it Would Show Up in the Study of the Motions of the Planets, Too. No Such Effect Has Been Observed.
| First published | March 1943 |
|---|---|
| Type | Essay |
Publications (1)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| March 1943 | Astounding Science-Fiction, March 1943 | Street & Smith Publications, Inc. | MAGAZINE | 91|91.1 |