Yeah, the Black Dog was at Kettleness on the Yorkshire coast.
The same place that Dracula came ashore in Stoker's novel, as a black dog. Omand's got a few vampiric strands running through his exorcising tales.

Andy Roberts tried to track it down when he was writing 'Ghosts and Legends of Yorkshire' but drew a blank. He reckons it's probably a castle somewhere in North Yorkshire...