Mare nostrum / Geoffrey Rickman -- Human apprehension of the sea / Elisha Linder -- Sea level, neotectonics and changes in coastal settlements / N.C. Flemming -- Marine resources from antiquity to the present day / Anthony Laughton -- The ship / Seán McGrail -- Sea transport and trade in the ancient Mediterranean / A.J. Parker -- Navigation and exploration in the medieval world / Sarah Arenson -- The development of the command of sea power in the nineteenth and twentieth centuries / James Eberle -- The sea and the English / John Keegan.