Hartley trimaran plans

Vintage Ad of Lively 28 Trimaran “Sparkle” Model Small ...
Vintage Ad of Lively 28 Trimaran “Sparkle” Model Small ...
Piver Victress 40 trimaran sailboat Trimaran Design ...
Lively 35 Cruising Trimaran - Hartley Boat Plans

Sample photo only for illustration Hartley trimaran plans