Doctor Leisure

year of publication	ISBN	author(s)	title
1993	978-0-9638802-1-5	George R. Harker	He Wouldn't Drink the Hemlock: The Firing of Dr. Leisure
1995	978-0-9638802-7-7	George R. Harker	The Mammoth Incident
''	978-0-9638802-8-4	''	The Mammoth Incident