Public domain
Sluices and Salmon Ladders at Outlet of Loch Katrine
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
Credit lineSluices and salmon ladders at outlet of Loch Katrine. c. 1879 - in or before 18. T. & R. Annan & Sons. Rijksmuseum, Amsterdam. Public domain.