The map is not signed. However, its appearance in "Dreams Must Explain Themselves" is accompanied by the statement, on the copyright page, that "Map of Earthsea appeared originally in A Wizard of Earthsea, published by Victor Gollancz Ltd, 1971. Copyright (c) 1971 by Victor Gollancz Ltd. Reprinted by permission of John Bush and Victor Gollancz Ltd." This establishes authorship by Bush.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1971 |
|
A Wizard of Earthsea | Gollancz | Novel | |
| 1974 |
|
The Farthest Shore | Puffin | Novel | 6 |
| 1975 | The Farthest Shore | Puffin | Novel | ||
| 1975 |
|
The Farthest Shore | Heinemann Educational Books | Novel | |
| July 1975 |
|
Dreams Must Explain Themselves | Algol Press | Nonfiction | 14 |
| 1984 |
|
The Farthest Shore | Puffin | Novel | |
| 1987 |
|
Dreams Must Explain Themselves | Borgo Press | Nonfiction | 14 |