Published in "The Mathematical Gazette", vol. 38, 1954, P. 308
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1958 |
|
Fantasia Mathematica | Simon & Schuster | Anthology | 294 |
| 1961 |
|
Fantasia Mathematica | Simon & Schuster | Anthology | 294 |
| May 1997 |
|
Fantasia Mathematica | Copernicus | Anthology | 294 |