Das Grauen lauert in Soho

From Author Wars - https://authorwars.com/books/das-grauen-lauert-in-soho-2559189.html

Overview:

Title: Das Grauen lauert in Soho
Author: Franc Helgath
Year: 1978
Type: Short Fiction
Series: Professor Zamorra
Number in Series: 94

Variant Titles:

1978. Das Grauen lauert in Soho