Hugo II, Whodunit?
It is the sequel to 1990's "Hugo's House of Horrors" , and is followed by 1992's "Hugo III , Jungle of Doom ! " 
<triplet> Hugo's House of Horrors <subj> 1990 <obj> publication date <triplet> Hugo III, Jungle of Doom! <subj> 1992 <obj> publication date