12 books • 3 series
Book #1: Journal of the Yorkshire Heraldry Society: 1977
Book #2: Journal of the Yorkshire Heraldry Society 1978
Book #3: Journal of the Yorkshire Heraldry Society 1980
Book #4: Journal of the Yorkshire Heraldry Society 1990
Book #5: Journal of the Yorkshire Heraldry Society 1991
Book #2: Glory Boys 2
Book #8: The Core Model Iterability Problem