 According to a 1744 report, the mill had two waterwheels and two sets of millstones.Peter Hornbacher was at that time the "Erbbeständer" (holder of the "Erbbestand", a uniquely German landhold arrangement in which ownership rights and usage rights were separated; this is forbidden by law in modern Germany).There were also collieries during the 18th century with some 5 or 6 galleries in the “Wernesacker”, “in der Hölle” and “im Bächel” districts.