Can you trust this Medieval Manuscript?

On the final chapters of ‘Le Canarien,’ the account of Jean de Béthencourt’s journey to the Canary Islands. Also, about the 2 Manuscripts we have of it, and their errors...
TIMESTAMPS
0:00 Intro
0:05 Finale
1:23 Last Chapters
3:36 Why is it false?
6:23 Can you trust them?
9:32 Conclusion
MUSIC
HOME - Before the Night
HOME - Resting State
憂鬱/Yu-Utsu - Sun
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Ignosi
By Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0
creativecommons.org/licenses/b...
VIDEO
Video by Pixabay: www.pexels.com/video/beach-wa...
Video by Kelly: www.pexels.com/video/aerial-f...
Video by Mathijs Oggel from Pexels: www.pexels.com/video/the-coas...
Video by Super Lunar: www.pexels.com/video/a-time-l...
Vatican Drone Shot: www.videvo.net/video/flying-t...
Mountainous region formations in daylight by Vecteezy www.vecteezy.com/video/161239...
IMAGES
Codex B: portail.biblissima.fr/ark:/43...
Canary Islands: www.davidrumsey.com/luna/serv...
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commons.wikimedia.org/wiki/Fi...
commons.wikimedia.org/wiki/Fi...
commons.wikimedia.org/wiki/Fi...
commons.wikimedia.org/wiki/Fi...
commons.wikimedia.org/wiki/Fi...
commons.wikimedia.org/wiki/Fi...
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REFERENCES
A Follow up on: • The Kingdom of the Can...
[4] The Canarian: archive.org/details/canariano...
(Introduction by Richard Henry Major)
[5] Le Canarien - Crónicas francesas de la conquista de Canarias (1959) by Serra and Cioranescu , Volume I
[6] Le Canarien - Crónicas francesas de la conquista de Canarias (1960) by Serra and Cioranescu , Volume II
[7] Le Canarien - Crónicas francesas de la conquista de Canarias (1965) by Serra and Cioranescu , Volume III