Frederick von Emperger

of Beroun, Central Bohemia, Czech Republic.
Beroun, Středočeský Kraj, Česká Republika (Czech)

Beraun, Mittelböhmen, Tschechische Republik (German)

Melan Bridge (Lyon County, Iowa)
Designer, 1893
Reinforced concrete arch bridge within Emma Sater Park near Rock Rapids, just off IA 9
Open to pedestrians only

Memorial Bridge (Berkshire County, Massachusetts)
Design, 1895
Concrete arch bridge over Housatonic River on Footpath
Replaced by a new bridge