Have you got any 'Witches' marks in your house?

Laurie Smith has written on so-called daisy wheels from the perspective of a Geometer. Below is a link to an article he wrote on daisy wheels linking them to the Three Hares in Corfe Mullen church, Dorset, although the device is also found in the church at Sampford Courtenay: https://historicbuildinggeometry.uk/article/three-hares-corfe-mullen/