Eric Dubay
The Earth is Measured Flat
1:47:11
Discussing with Nathan Oakley his new book and the fact that all Earth measurements like angles, azimuth, altitude, distance, trajectory, triangulation, parallel, perpendicular, North, South, East, West, Up, Down and more all rely on a Cartesian co-ordinate system that requires a flat planar baseline Earth defined by mean sea-level.
Nathan's Book:…