Review Unger, Richard W. (2013)
Review of "Seeing the World Anew: The Radical Vision of Martin Waldseemu ller's 1507 and 1516 World Maps". Mariner's Mirror. (/isis/citation/CBB001422496/) unapi

Book Unger, Richard W. (2011)
Shipping and Economic Growth 1350--1850. (/isis/citation/CBB001421459/) unapi

Chapter Unger, Richard W. (2010)
Introduction: Hoffmann in the Historiography of Environmental History. In: Ecologies and Economies in Medieval and Early Modern Europe: Studies in Environmental History for Richard C. Hoffmann (p. 1). (/isis/citation/CBB001420420/) unapi

Book Talbert, Richard J. A.; Unger, Richard W. (2008)
Cartography in Antiquity and the Middle Ages: Fresh Perspectives, New Methods. (/isis/citation/CBB000952040/) unapi

Review Unger, Richard W. (2007)
Review of "Ships and Science: The Birth of Naval Architecture in the Scientific Revolution, 1600--1800". Canadian Journal of History. (/isis/citation/CBB000930058/) unapi

Book Unger, Richard W. (2004)
Beer in the Middle Ages and the Rennaissance. (/isis/citation/CBB000750949/) unapi

Chapter Unger, Richard W. (1998)
Technology illustrated: Problems of sources. In: Design and production in medieval and early modern Europe: Essays in honor of Bradford Blaine (p. 47). (/isis/citation/CBB000079757/) unapi

Article Unger, Richard W. (1992)
Technical change in the brewing industry in Germany, the Low Countries, and England in the late Middle Ages. Journal of European Economic History (pp. 281-313). (/isis/citation/CBB000049929/) unapi

Book Unger, Richard W. (1991)
The art of medieval technology: Images of Noah the shipbuilder. (/isis/citation/CBB000057980/) unapi