Books like How to Read a Book
Mortimer J. Adler, Charles Lincoln Van Doren
How to Read a Book is 398 pages, about 7 hours 18 minutes at 250 words a minute.
7 books to read next
How long each takes
Reading in the Brain 7.1 h 
Akt des Lesens 4.4 h 
Reader, Come Home 5.0 h 
How to Read a Page 4.5 h 
Reading Without Nonsense 3.0 h 
SRA Reading Mastery 47 min 
The New Lifetime Reading Plan 6.9 h Bar height shows length. Estimated at 250 words a minute.