Accoding to the oldest document of the Lorsch codex (handwritten in Carolingian minuscule), Erhartshausen, after remaining a mostly unimportant farming village until the early 20th century, grew strongly after the railway line from Frankfurt to Darmstadt was built several kilometers to the its east.
The codex is handwritten in Carolingian minuscule, and contains an illuminated initial  for example, a huge "D" is presented on the first page. After remaining a mostly unimportant farming village until the early 20th century, it grew strongly after the railway line from Frankfurt to Darmstadt was built several kilometers to the east of it. 
