ArchitectFriedrich Joachim StengelGerman architect, 1694–1787Photograph of one of their buildings · Oliver Abels · CC BY-SA 4.0 · Wikimedia Commons2 buildingsGermanyFurther readingWikipedia article↗BuildingsBiebrich PalaceBiebrich, GermanySaarbrücken CastleSaarbrücken, Germany