George R. · George R Harker PhD · R. H.
| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| He Wouldn't Drink the Hemlock: the Firing of Dr. Leisure | Paperback | 978-1-887471-31-2 | 2002 |
| He Wouldn't Drink the Hemlock: The Firing of Dr. Leisure | " | 978-0-9638802-1-5 | 1993 |
| The Mammoth Incident | " | 978-0-9638802-7-7 | 1995 |
| The Mammoth Incident | Hardcover | 978-0-9638802-8-4 | 1995 |
| The Mostly True Life Adventures of Dr. Leisure Vol. 2: | " | 978-1-887471-08-4 | 1998 |
| The Mostly True Life Adventures of Dr. Leisure Vol. II | Paperback | 978-1-887471-09-1 | 2002 |