Books like The Swiss Watch Repairer's Manual
Hans Jendritzki
The Swiss Watch Repairer's Manual is 168 pages, about 3 hours 5 minutes at 250 words a minute.
6 books to read next
How long each takes
The Horolovar 400-Day Clock Repair Guide 3.0 h Practical Benchwork for Horologists 6.9 h 
The Watch Repairer's Manual 5.8 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.