It is unknown if Adalbert appointed another count to succeed him after taking over the ducal office , exercised the comital powers himself , or left the office vacant .
The son of Adalrich and Berswinda , Adalbert was created Count of the Sundgau by his father circa 683 .
It is unknown if Adalbert appointed another count to succeed Adalbert after taking over the ducal office , exercised the comital powers himself , or left the office vacant .
The son of Adalrich and Berswinda , Adalbert was created Count of the Sundgau by his father circa 683 .