Books like Gregg Shorthand
Charles E. Zoubek
Gregg Shorthand is 380 pages, about 6 hours 58 minutes at 250 words a minute.
6 books to read next
How long each takes
Gregg Notehand 5.9 h 
Student's Transcript of Gregg Shorthand for Colleges 4.2 h 
Gregg Shorthand Manual Simplified 5.8 h 
Gregg Shorthand, Diamond Jubilee Series 7.0 h 
Gregg Shorthand Dictionary 4.8 h 
Gregg Shorthand, Functional Method 9.4 h Bar height shows length. Estimated at 250 words a minute.