Hola,
En ingles seguramente esta es una de las mejores paginas de ebooks.
http://avaxhome.ws/ebooks
Por ejemplo:
- Fix It and Sail: Everything You Need to Know to Buy and Retore a Small Sailboat on a Shoestring
http://avaxhome.ws/ebooks/sports/Fix_It_and_Sail.html
- Sailor's Start-Up: A Beginner's Guide to Sailing (Start-Up Sports series)
http://avaxhome.ws/ebooks/Sailor_s_Start_Up.html
- Maximum Sail Power: The Complete Guide to Sails, Sail Technology, and Performance
http://avaxhome.ws/ebooks/eLearning_...s/1083723.html
- This Old Boat: Completely Revised and Expanded Second Edition
http://avaxhome.ws/ebooks/sports/0071477942.html
- RYA Advanced Sailing: Advanced Handbook
http://avaxhome.ws/ebooks/sports/1905104057.html