Start with high-confidence ship repair & maintenance books, then narrow by subgenre or adjacent topics.
Basic Machines and How They Work
Naval Education
The Arts of the Sailor
Hervey Garrett Smith
Surveying Yachts and Small Craft
Paul Stevens
Stress-free Sailing
Duncan Wells
The Dory Book
John Gardner
Rigging Handbook
Herb Benavent
The Little Book of Incredibly Useful Knots
Geoffrey Budworth, Jason Dalton
Outboard Motors Maintenance and Repair Manual
Jean-Luc Pallas
Practical Carriage Building
M. T. Richardson