Richard W. Unger

Cartography in antiquity and the Middle Ages

Ships on maps

War at Sea in the Middle Ages and the Renaissance

Cogs, caravels, and galleons

Ships and shipping in the North Sea and Atlantic, 1400-1800

Studies in Medieval and Renaissance History

The Art of medieval technology

Dutch shipbuilding before 1800

Beer in the Middle Ages and the Renaissance

The ship in the medieval economy, 600-1600

Cogs, Caravels and Galleons (History of the Ship)

A History of Brewing in Holland 900-1900

Shipping and economic growth, 1350-1850

Nautical archaeology, progress and public responsibility

Cogs, caravels and galleons

Ships and Shipping in the North Sea and Atlantic 1400¿1800

Rise of China and India - Impacts, Prospects and Implications

Nautical archaeology