Books like KL Auschwitz Seen by the SS
Rudolf Höss, Pery Broad, Johann Paul Kremer, Jadwiga Bezwińska, Danuta Czech
KL Auschwitz Seen by the SS is 330 pages, about 6 hours 3 minutes at 250 words a minute.
12 books to read next
How long each takes
Survival in Auschwitz 3.8 h 
Ordinary Men 5.6 h 
Works 7.3 h 
The Theory and Practice of Hell 7.0 h 
Five Chimneys 4.0 h 
Into That Darkness 7.0 h 
The Reawakening 4.6 h 
The Kindly Ones 18.0 h 
Playing for Time 4.8 h 
Rozmowy Z Katem 7.6 h 
The Order of the Death's Head 12.0 h 
Auschwitz 3.2 h Bar height shows length. Estimated at 250 words a minute.