Do you mean Mind Treks? I haven’t read it all, just the Mars report part.
I’m sticking with the machines that map & photograph the things
The military almost surely agrees with you, but nonetheless it’s interesting that RV would work at all.
The background info is from the documentary Third Eye Spies, Joe is featured in it. He also wrote a book called Mind Treks where he drew the beings he saw, here it is:
If you’re curious to read some of the highlights from the analysis that was presented, I wrote something up here: https://strangeuniver.se/posts/nazca-mummies-highlights-from-mexicos-second-congressional-hearing
Full English transcript as well: https://strangeuniver.se/transcripts/mexicos-second-congressional-hearing-on-uap-and-nazca-mummies
Eyes on Cinema on YouTube is really great, they basically pull old archived film about UFO investigations, experiencers, documentaries, etc.