Michael : thanks   Cristian : Most of the info i found came from the internet and is printed as a pdf. and i have some books. Good and correct information about this period is sparse. Things too look for with google about  shipbuilding in the late 16th century : "Red bay shipwreck" : the San Juan, a Spanish Galleon. "albaola.com" a modern shipyard that makes a replica of the San Juan.  Gresham shipwreck" or "Princess channel shipwreck" "English