Donald M. Grant Publishers · Earthscan Ltd
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Robert E. Howard's Kull | 978-0-937986-75-2 (0-937986-75-5) | 1986 | |
| Wall Paintings: Diagnostic Investigations and Research | 978-1-84407-328-3 (1-84407-328-9) | 2009 | Adrian Heritage · Chris Wood · Sharon Cather |
E-H · R. Howard · Rhoda E. Howard-Hassmann · Robert E. Howard · Robert Ervin Howard · Robert Erwin Howard · Roberte E. Howard