This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Gnidebillede Genstande . da Gnidebillede af trskringer fra Island natmus dk Nationalmuseet Daniel Bruun other versions Nationalmuseet cczero Art techniques Archaeology Woodcuts
Page 2023 Free-images.com. All images are Public Domain