"There are copies around. I don't think any of them are complete. I've seen about 50 pages of it. "
I've seen the complete text and it's two volumes, typed, each well over 100 pages, and probably close to 200 pages.
I regret never meeting Minor but I was just getting serious about
photography when he passed.
An old article by Janet Buerger in Image magazine- "MW and The Significance of formal quality in his photographs" puts a perspective on his work that
squarely elucidates the importance of his work to the medium--his work as opposed to his teaching. For me, he is without question one of the most
significant practitioners of the medium in the 20th century.