Das Cthulhu Quellenbuch (1988)

from the back of the book

This sourcebook for the CoC RPG gives both players and the GM alike information on the 1920s, to create more realistic and intersting adventures.
You will find:
- events and catastrophes: as seen from the mythos
- biographies of interesting personalities
- prices: ranging from a truck to a thermos bottle
- journeys in the 20s: means of transprt, prices, distances
- new rules: ranging from diving to new weapons
- new monsters: rangig from eagles to zombies
- cults and cultists, of course
- mythos books and libraries
- sages and their customs
- archaeologie: from digging techniques to floor maps

... and many abstracts, maps and hints for your adventures

additional information
this is supposed to be a revised and expanded (for information on Germany) translation of Chaosium's "A Sourcebook for the 1920s" of 1981 and 1983