Re the town Abbertson I came across a similar town name in the IGI: Abbensen, Hannover, Preussen
Shtetlseeker has these towns:
Abbensen 52�23' N 10�11' 130.2 kilometers S of Hamburg 53�33' N 10�00' E
Abbensen 52�34' N 9�36'E 112.5 kilometers SSW of Hamburg 53�33' N 10�00' E
Abbenseth 53�34' N 9�06' E, 59.4 kilometers W of Hamburg 53�33' N 10�00' E.
bob gillis