Books like The Algebra of Logic
Louis Couturat
The Algebra of Logic is 102 pages, about 1 hour 52 minutes at 250 words a minute.
10 books to read next
How long each takes
Tractatus Logico-philosophicus 3.1 h 
Understanding Symbolic Logic 8.3 h 
The Logic Book 10.4 h 
Beginning Logic 4.1 h 
An Investigation of the Laws of Thought 7.8 h 
Symbolic Logic 4.4 h 
The Art of Reasoning 10.6 h 
The Art of Logic in an Illogical World 5.9 h 
Logic 11.0 h 
Propositional Logic 4.8 h Bar height shows length. Estimated at 250 words a minute.