John D. Clark
Pseudonym of Fletcher Pratt
11 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| January 1939 | 159|159.2 | Essay | Letter (Astounding, January 1939): "School Days, School Days, Dear Old—" | Astounding Science-Fiction, January 1939 |
| January 1952 | 127 | Essay | Letter (Startling Stories, January 1952): And Another | Startling Stories, January 1952 |
| March 1953 | 127 | Essay | Letter (Startling Stories, March 1953): That Hurt Look | Startling Stories, March 1953 |
| June 1963 | 4|4.2 | Essay | Letter (Analog, June 1963) | Analog Science Fact -> Science Fiction, June 1963 |
| February 1964 | 5 | Essay | Letter (Analog, February 1964) | Analog Science Fact -> Science Fiction, February 1964 |
| August 1966 | 169|169.1 | Essay | Letter (Analog, August 1966) | Analog Science Fiction -> Science Fact, August 1966 |
| November 1966 | 173|173.1 | Essay | Letter (Analog, November 1966) | Analog Science Fiction -> Science Fact, November 1966 |
| November 1967 | 172|172.2 | Essay | Letter (Analog, November 1967) | Analog Science Fiction -> Science Fact, November 1967 |
| July 1971 | 173|173.1 | Essay | Letter (Analog, July 1971) | Analog Science Fiction/Science Fact, July 1971 |
| September 1971 | 168|168.1 | Essay | Letter (Analog, September 1971) | Analog Science Fiction/Science Fact, September 1971 |
| July 1972 | 140 | Review | Ignition! An Informal History of Liquid Rocket Propellants | Worlds of If, July-August 1972 |
1 English-language book
| Year | Type | Title | Author(s) |
|---|---|---|---|
| 1972 | Nonfiction | Ignition! An Informal History of Liquid Rocket Propellants | John D. Clark |