| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1946 |
|
Skull-Face and Others | Arkham House | Collection | xiii |
| 1974 |
|
Skull-Face and Others | Neville Spearman | Collection | xiii |
| May 1975 |
|
Skull-Face and Others | Neville Spearman | Collection | xiii |
| 1976 |
|
Skull-Face Omnibus: Volume 3: The Shadow Kingdom and Others | Panther | Collection | 13 |
| 1976 |
|
Skull-Face Omnibus: Volume 1: Skull-Face and Others | Panther | Collection | 13 |
| 1976 |
|
The Last Celt: A Bio-Bibliography of Robert Ervin Howard | Donald M. Grant | Nonfiction | 71 |
| July 1976 |
|
Skull-Face Omnibus: Volume 2: The Valley of the Worm and Others | Panther | Collection | 13 |
| November 1977 |
|
The Last Celt: A Bio-Bibliography of Robert Ervin Howard | Berkley Windhover | Nonfiction | 67 |
| September 2012 |
|
Skullcrusher: Selected Weird Fiction, Volume One | Creation Oneiros | Collection | 286 |