This clay material was located at an elevation of 120 metres above sea level within the Upper Rhine Graben.

These were tiles required mining and transport of 31,500 cubic metres (1,110,000 cu ft) of clay, which was turned into slurry.

During the frost-free months of the year, this clay-water slurry mixture was distributed in 33,000 square metres (360,000 sq ft) of settling basins.

[9] In 1988 it was decided to maintain a minimum thickness of 2.5 metres of residual clay as a protection layer for the surrounding ground water.

[12] Followed by, on 15 September 1896, an application was made for a private siding connection to the Grand Duchy of Baden State Railway at Wiesloch-Walldorf station.

[12] In the time period leading up to 1918, production at the factory ceased for approximately three years, during which dividends could not be paid out.

[15] In the 1920s the firm allowed free use of their equipment for research by the Geology and Paleontology Institute of the University of Heidelberg.