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Bushido - Der Ehrencodex der Samurai. -

https://archive.org/details/bushido-der-ehrencodex-der-samurai-abenteuer-philosophie 

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Der Roulette Irrtum. -

https://archive.org/details/der-roulette-irrtum-100-sekunden-physik 

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Waldphilosophie. -

https://archive.org/details/dr.-phil.-thomas-hoffgen-claus-kramer-waldphilosophie 

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