Die baugeschichte der burg Friedburg in d. Wetterau
By: von dipl.-ing. Armin Gruber
Publisher: Gruber
Published: 1923
Place of publication: Darmstadt
Language: ger
Subjects: Castles; Reichsburg Friedberg
Notes: Vita.

Includes bibliography.

Microfilm. New York, N.Y. : Columbia University Libraries, 1997. 1 microfilm reel ; 35 mm.