The Duchy of Brunswick State Railway was the first state railway in Germany. The first section of its Brunswick–Bad Harzburg railway line between Brunswick and Wolfenbüttel opened on 1 December 1838.
The Jerxheim–Börßum railway was a 23 kilometre-long mainline railway in the southeast of the German state of Lower Saxony. It connected the Brunswick Southern Railway from Börßum to Kreiensen with rai