The tradition of Celtic boatbuilding of the Roman period, developed in the Netherlands into the medieval tradition that produced cogs, the dominant sea-going ships of the twelft through fourteenth centuries, as well as a variety of related inland craft. Careful examination of an early ...
auteur(s): Nederlands Instituut voor Scheeps- en onderwaterArcheologie / ROB (NISA); by Frederick M. Hocker and Karel Vlierman; with contributions by A.M. Koldewey, G.J.R. Maat, J. van der Zee and D. van der Broek; final ed. J.M.A.W. Morel and K. Vlierman
