Public domain
Four kinds of seaweed.
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
About this work
(19) is sawed sea-oak, (20) is bladderwrack, (21) is small sea-oak, (22) is hauw seaweed.
Rijksmuseum, Amsterdam’s own descriptionCredit lineVier soorten zeewier. c. 1882 - in or before 18. anonymous. Rijksmuseum, Amsterdam. Public domain.