When I started reading that excerpt, something in the tone and wording seemed familiar 0 I guessed it could only be one person, and on checking I was right:
Theses For The Reconstruction of Ancient History
From The End of The Middle Kingdom in Egypt to The Advent of Alexander The Great
By Immanuel Velikovski, 1945
It’s at the link, I managed to not clip all the code from the earlier post where I’d put it before, I guess.