Available on page 521, <a target="_blank" rel="noopener" href="http://www.isfdb.org/cgi-bin/pl.cgi?GRSBCKYR1999">Bleiler (Gernsback)</a>.
Revised from “Cosmos - Chapter 11: The Last Poet and the Robots”, Fantasy Magazine Apr '34.
Thrilling Wonder Stories, October 1936.
Thrilling Wonder Stories, October 1936.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1936 |
|
Thrilling Wonder Stories, October 1936 | Beacon Magazines, Inc. | MAGAZINE | 52 |
| December 1940 |
|
The Alchemist, December 1940 | FANZINE | 14 | |
| February 1941 |
|
The Alchemist, February 1941 | FANZINE | 28 | |
| July 1947 |
|
Avon Fantasy Reader, No. 3 | Avon Book Co. | MAGAZINE | 7 |
| 1948 |
|
Rhythm of the Spheres | Brotherhood of the White Temple | Chapbook | |
| April 1951 |
|
Avon Science Fiction Reader, #1 | Avon Novels, Inc. | MAGAZINE | 95 |
| July 2013 | Rhythm of the Spheres | Faded Page | Chapbook | ||
| 2019 |
|
HYNH+ Vol. II. Nr 1 | GSF | MAGAZINE | 11 |