Heinrich Tulp

Doctor Tulp was a mysterious figure who wandered the streets of London.

Biography
Tulp met soldiers who explained that their Captain had turned wild and was killing people. He told them to feed him raw meat and gave them a mysterious potion. He said that it would make the Captain better, but it did not. (JAL:  The Bloodless Soldier)

Tulp organised The Far-Off Travellers club, which he used to take the members' estates. During a meeting, Henry Gordon Jago was interviewed by Tulp about how much he knew about Colevile and how he had return from the grave. Tulp claimed that he knew Jago and Professor Litefoot very well. (JAL:  The Bellova Devil)