Books like The Watch Repairer's Manual
Henry B. Fried
The Watch Repairer's Manual is 318 pages, about 5 hours 50 minutes at 250 words a minute.
8 books to read next
How long each takes
The Watchmakers' Staking Tool 1.7 h 
The Horolovar 400-Day Clock Repair Guide 3.0 h 
Revolution in Time 8.8 h Practical Benchwork for Horologists 6.9 h 
The Swiss Watch Repairer's Manual 3.1 h 
Practical Watch Repairing 5.9 h 
Collecting & Repairing Watches 3.5 h 
Angelmaker 8.8 h Bar height shows length. Estimated at 250 words a minute.