Malcolm Purves contributed: >I suggest this because last summer I was cleaning out a 15gal carbouy and >had placed it on a sheet of 1/2inch plywood outside and had filled it with >water to rinse, yup, you guessed, I forgot it, the sun came out, burned a >track right through the plywood and burned off the grass underneath ! > >Quite a nice track, a bit short since it was not curved to follow the focus, >shame about the plywood. > I had a zebra-striped monstera plant for a similar reason. Placed adjacent to a multi-lens-patterned glass window.
There's a good example of the Campbell-Stokes instrument in Morpeth King Edward VI High School weather station (Northumberland UK) - presented to the school so not for sale. JPEG on request (although this may take a few days as the school is currenly on holiday) Tony Moss.
