Halloween Reads

Join the Goodreads Author Program

Are you Claude Jaermann, author of the books below?
Zwicky 1 by Claude Jaermann Zwickypedia by Claude Jaermann Kraterfrühstück by Claude Jaermann Mamazonas by Claude Jaermann


To join the author program as Claude Jaermann, you will first need to sign in to Goodreads. Then navigate back to this page to apply.


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