Books like Архипелаг ГУЛАГ. T. 1-2
Alexander Solzhenitsyn, Alexandr Solzhenitsyn
Архипелаг ГУЛАГ. T. 1-2 is 660 pages, about 12 hours 6 minutes at 250 words a minute.
12 books to read next
How long each takes
Gulag 12.3 h 
Into the Whirlwind 7.2 h 
Kolyma Tales 16.4 h 
Fear No Evil 8.0 h 
A Place to Stand 4.8 h 
Small Things 2.0 h 
If They Come in the Morning 5.2 h 
Prisoner Without a Name, Cell Without a Number 3.0 h 
Escape from Camp 14 4.7 h 
Biko 7.7 h 
Imperial Reckoning 9.1 h 
The Man Died 5.8 h Bar height shows length. Estimated at 250 words a minute.