ArchitectAlbert Dietrich SchadowGerman architect (1797–1869), 1797–1869Photograph of one of their buildings · Königlich Preußische Messbildanstalt · Public domain · Wikimedia Commons3 buildingsKingdom of PrussiaBuildingsBerlin PalaceBerlin, GermanySchweizerhausBerlin, GermanySs. Peter and Paul, WannseeSteglitz-Zehlendorf, Germany