Father Shandor: Demon Stalker in 'Tower of Death'
from Warrior (UK), Volume 1, Number 2, April, 1982

The second Father Shandor episode, featuring some excellent pen-and-ink work by John Bolton. 

The cross-hatching and shading used to depict the tower's stone walls on pages 4 and 5 must have taken Bolton hours of intricate penmanship to complete....