ArchitectFranz Georg HimplerGerman architect, 1833–1916Photograph of one of their buildings · Cmcmcm1 · CC BY-SA 4.0 · Wikimedia Commons2 buildingsGermanyBuildingsSaint Clemens Church (Ruwer)Ruwer/Eitelsbach, GermanySt. KatharinaWallerfangen, Germany