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Detroit Bicycle Company.

Detroit Bicycle Company.

Wind turbine maximum efficiency

Wind turbine maximum efficiency

New High Performance Monofoilers - Page 22 - Boat Design Forums

New High Performance Monofoilers - Page 22 - Boat Design Forums

3-Sailing

3-Sailing

Sea Cycle - Pedal Drives & Props

Sea Cycle - Pedal Drives & Props

Native Watercraft - Propel Pedal Drive

Native Watercraft - Propel Pedal Drive

Plan Dragon

Plan Dragon

A 21' South Bay Catboat By William & John Atkin, made in france - Page 5

A 21' South Bay Catboat By William & John Atkin, made in france - Page 5

"Miss Simplette", Architecte Daniel Z Bombigher

"Miss Simplette", Architecte Daniel Z Bombigher