Harald Gilbers
Harald Gilbers has written at least 11 books. Their most popular book is Germania with 4 saves with an average rating of 4⭐.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
8 primary booksAuthored 100% of series
Richard Oppenheimer
Richard Oppenheimer is a 8-book series with 8 released primary works first released in 2013 with contributions by Harald Gilbers.
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