https://archive.org/details/julian-nida-rumelin-eine-theorie-praktischer-vernunft
https://archive.org/details/mysteriose-spuren-ausserirdischen-lebens-auf-der-venus-modyssee
https://archive.org/details/dieser-mann-reiste-durch-die-zeit-und-enthullte-mysteriose-dinge
https://archive.org/details/brad-pitt-die-revanche-eines-sexsymbols-arte
https://archive.org/details/terra-x-ratsel-mensch-wie-wir-denken
https://archive.org/details/wisting-und-der-tag-der-vermissten-1-jorn-lier-horst
https://archive.org/details/wisting-und-der-tag-der-vermissten-2-jorn-lier-horst
https://archive.org/details/symbology-urkraft-des-mythos-uber-die-wurzeln-unserer-spiritualitat
https://archive.org/details/diskutieren-mit-reinhold-messner-lanz-und-precht