https://archive.org/details/die-ungeschriebene-geschichte-der-usa-prof.-chomsky-prof.-kuznick
https://archive.org/details/mythen-welt-100-archaologische-funde-die-es-nicht-geben-durfte_202207
https://archive.org/details/extremwetter-auf-den-spuren-der-klimaforschung-terra-x
https://archive.org/details/inside-hells-angels-spiegel-tv
https://archive.org/details/clouds-of-venus-sonnensystem-4-brandon-q.-morris
https://archive.org/details/the-hole-sonnensystem-1-de-brandon-q.-morris
https://archive.org/details/the-real-mystery-files-1-hybriden