Charles Williams – War In Heaven [#44] (Sphere, 1976)
Blurb
A DEMONIC PLOT FOR HUMAN SACRIFICE
Lionel Rackstraw returned from lunch one day to find a dead body under his desk. Then this bizarre murder was overshadowed by the strange occurrences in a much more sinister mystery, a mystery surrounding the legendary Holy Grail. Lionel found himself caught up in a maelstrom of evil, as two unscrupulous Satanists struggled to gain possession of the Grail, with its occult powers, for their own sinister ends. And at the centre of their plot was the horrific ritual sacrifice of Lionel’s own son to the Devil …
War In Heaven is Volume 44 in the Dennis Wheatley Library of the Occult
Sordid Spheres! 