Person
Unger, Richard W.
Catalogue
- E-books
- Online
The ship in the medieval economy, 600-1600 / Richard W. Unger.
Unger, Richard W.Date: c1980- E-books
- Online
The Art of medieval technology : images of Noah the shipbuilder / Richard W. Unger.
Unger, Richard W.Date: c1991- Books
A history of brewing in Holland 900-1900 : economy, technology and the state / by Richard W. Unger.
Unger, Richard W.Date: 2001