...is the "Müllersche Haus", Obernstraße 51. The original construction dates back to the year 1485. Generations of the family "Müller", a baker's family, have lived here. It was in this house where the pharmacist Dr.August Oetker experimented with his baking powder.
Müllersches Haus, Obernstraße, Bielefeld, NRW, Germany