Books like The Climb
Anatoli Boukreev, G. Weston Dewalt
The Climb is 372 pages, about 6 hours 49 minutes at 250 words a minute.
7 books to read next
How long each takes
Into Thin Air 6.2 h 
Touching the Void 3.4 h 
Buried in the Sky 5.6 h 
No Way Down 5.3 h 
Between a Rock and a Hard Place 6.8 h 
Dead Mountain 5.3 h 
Left for Dead 5.6 h Bar height shows length. Estimated at 250 words a minute.