341 (1980) The Secret of Vacul Castle Part 1

It's single Fantoment story reprinted as IJC.

 Original issue: Fantomet #26 (1976)  

Writer: Norman Worker

Artist: Jaime Vallve

Download Part 1 (NEW HR C2C scans) 

Scanned & edited by Venkitachalam Subramanian. All thanks & credits go to him. 

Note: After this story, only Phantom's Sundays & Dailies were printed in Indrajal Comics.