THE SHIPWRIGHT'S LOG
Flute, fold, physics, and faith.
Dispatches from Capt. Dan Thistlewack's Newburyport yard: practical corrugated naval architecture, plain-spoken science, maritime jurisprudence, and selected doctrines that have survived contact with water.
FOUNDATIONAL RECKONING · 12 MIN READ
The Physics of the Floating Box
Archimedes and displacement. Metacentric stability. The corrugated sandwich. The slow, honorable war against water.
Read the field paper →CORRUGATED ADMIRALTY · NEW
The Five Unwritten Laws of the High Seas
International waters have law. Captain Dan has five additional laws that nobody wrote down and every decent mariner ought to know.
Enter the admiralty court →PATENT PENDING · EXPERIMENTAL OPTICS
The Glass-Bottom Cardboard Boat
Fried-chicken translucency, alleged tensile fortification, and the first hull designed to attract its own underwater audience.
Open the patent file →YARD MANUAL
The Thistlewack Building Method
Stock selection, cross-flute lamination, chines, bulkheads, seams, and inspection.
Enter the yard →FIELD INSTRUMENT
The Buoyancy Reckoner
Turn crew weight into minimum displacement, reserve volume, and a practical hull draft.
Do the reckoning →