Publisher: Games Workshop
Publication Details and Full Title: FP0036 Castle Drachenfels (scenario pack based on Jack Yeovil’s novel Drachenfels, 1992)
Writers: Carl Sargent
Cover Art: John Blanche
Not played the adventure or read it, but I do remember reading the novel it was based on by Jack Yeovil – and that was quite a good read!
Here’s the back cover blurb for some more information!