Public domain
Architectural design drawing with floor plans of the third and fourth floors of the house Kops in Haarlem
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
Credit lineArchitectonische ontwerptekening met plattegronden van de derde en vierde verdieping van Huis Kops te Haarlem. 1790. Abraham van der Hart. Rijksmuseum, Amsterdam. Public domain.