ArchitectGuillaume d'HauberatFrench architect, 1680–1749Photograph of one of their buildings · Quadratestadt Mannheim Bernhard Kunz / Stadtmarketing Mannheim GmbH · CC BY-SA 2.0 · Wikimedia Commons1 buildingsGermanyFurther readingWikipedia article↗BuildingsMannheim PalaceMannheim, Germany