39 books • 13 series
Book #1: Voyage to Venus
Book #3: Doom Coalition
Book #22: Bloodtide
Book #39: Bang-Bang-a-Boom!
Book #110: I Am a Dalek
Book #6: Damaged Goods
Book #46: Flip-flop
Book #107: The Haunting of Thomas Brewster
Book #189: Revenge of the Swarm
Book #131: Only Human
Book #4: Requiem for the Rocket Men