As if that was not enough, he also designed interiors. He combined late classicism with new styles of historicism. He created his characteristic arcade style - Rundbogenstil and contributed to the flourishing of the Gothic Revival style. Moreover, he was a precursor to the protection and renovation of monuments.

The church is currently used by Catholics, but once it really belonged to Protestants, of whom there were many in Wschowa. Anyway, the original Evangelical church was built in this place in the 1640s! Unfortunately, there is no trace of it or the next one from the end of the 18th century. All because of the great fires that hit the city, destroying it to a large extent. This Schinkel project served its role until the end of World War II. Then it was changed to a warehouse.

Only in the early 1990s, the building was handed over to the Catholic parish of Wschowa. st. Stanislaus the Bishop and Martyr. Currently, it is its branch church.