Bon-Porté (c. 535 BCE) When: 3rd quarter of the 6th century BC.
Where: Found near Saint Tropez, in the South of France and
excavated by Jean-Pierre Joncheray. Origin: It is almost
certainly from Etruscan origin. Dated by amphoras; very sparsely
preserved. Was approximately 10 m long. Keel and Mast Step The
keel was preserved along 3 m. Its section was 6.4 cm sided and
9.6 cm molded. The mast step was preserved Frames and Joinery
The few frames that survived were polygonal in cross-section and
spaced a meter apart. Futtocks were joined by treenailed
diagonal scarfs. The frames did not appear to be attached to the
planking, but to what and how they were attached was not
described.1 Five frames were preserved. Diagonal holes in the
planking piercing the strakes all the way through and spaced 4.5
cm suggest that these frames were sewn in the same way, this
explaining the shape of their oval-like section. Frame number 4
had a hexagonal section with a maximum sided dimension of 12 cm
(and a minimum of 3 cm in its b