Data: it is everywhere (part 2)

A few months ago a family heirloom was passed on to me to take care of: a mercury barometer. , originally the property of my great grandfather, Dr William Hobson Mills of Jesus College, Cambridge. Getting it home was a bit of a nail-biting experience. You can not lie the things horizontally or the mercuryContinue reading Data: it is everywhere (part 2)

A classic lump, or what is left of it

Moel Hiraddug is a small limestone hill in eastern North Wales, better known as “that hill near Dyserth with the huge quarry in it.”  Although the geology is different, Moel Hiraddug resembles Traprain Law in having had a substantial fraction of itself removed by quarrying.  It is easily visible from various major roads around Rhuddlan,Continue reading A classic lump, or what is left of it