Robert Olsen
Pseudonym of Robert R. Olsen
2 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| May 1964 | 129|129.1 | Essay | Letter (If, May 1964) | If, May 1964 |
| August 1974 | 163 | Short Fiction | Paleontology: An Experimental Science | Analog Science Fiction/Science Fact, August 1974 |