Gold in den Katakomben

From Author Wars - https://authorwars.com/publications/gold-in-den-katakomben-677458.html

Overview:

Title: Gold in den Katakomben
Author: Freder van Holk
Year: 2016
ISBN-10: 9783945416143
Publisher: Mohlberg
Price: €29.90
Pages: 302
Binding: Trade Paperback
Type: Omnibus
Title Reference: Die schwarze Schnur
Notes:
- A reprint of two Borgsmüller Sun Koh novels:
  - #23 Die schwarze Schnur (1959)
  - #24 Gold in den Katakomben (1960)
- All data taken from the publisher's website and from D-NB. Month from amazon.de.