Public domain
Pipe key
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
About this work
Pipe key, so-called "bishop's key," whose flat rhombic handle shows various forms of cutouts.
Rijksmuseum, Amsterdam’s own descriptionSubjects
Credit linePijpsleutel. c. 1400 - c. 1950. Rijksmuseum, Amsterdam. Public domain.
