339 books • 26 series
Book #6: Induction, Probability, and Confirmation
Book #1: Palpable Python Beat It in 7 Days
Book #20: West Riding Steam Pictorial
Book #3: Leeds
Book #5: Return to York
Book #6: Ardsley, Wakefield and Normanton
Book #8: Barnsley, Cudworth and Royston
Book #10: Doncaster