Illustrated Sail & Rig Tuning : Genoa & mainsail trim, spinnaker & gennaker, rig tuning Dedekam, Ivar E-book - 2000 cloudlibrary
Illustrated Seamanship : Ropes & Ropework, Boat Handling & Anchoring Dedekam, Ivar E-book - 2017 cloudlibrary
Illustrated Navigation : Traditional, Electronic & Celestial Navigation Dedekam, Ivar E-book - 2017 cloudlibrary