https://archive.org/details/der-sozialismus-und-die-seele-des-menschen-oscar-wilde_202211
https://archive.org/details/philosophisches-gesprach-karl-marx-und-die-magie-des-kapitals
https://archive.org/details/michael-ende-die-unendliche-geschichte
https://archive.org/details/mysteriose-spuren-ausserirdischen-lebens-auf-dem-jupiter-modysee
https://archive.org/details/die-zwei-gesichter-des-mondes-ungeloste-ratsel-des-erdtrabanten-strip-the-cosmos-welt-hd-doku
https://archive.org/details/terra-x-faszination-erde-island
https://archive.org/details/tutanchamun-arte