Thought initially this was from the UK’s National Stone Centre in Wirksworth, De...

		asplake on July 18, 2019 \| parent \| context \| favorite \| on: Dry Stone Walls – Principles of structurally sound... Thought initially this was from the UK’s National Stone Centre in Wirksworth, Derbyshire [1]. It used to be a visitor attraction - not sure if that’s still the case [1] http://www.nationalstonecentre.org.uk/