Tin whistle The whistle's fingering system is similar to that of the six hole, "simple system English flutes" ("simple" in comparison to Boehm system flutes). The six hole, diatonic system is also used on baroque flutes, and was of course well known before Robert Clarke began producing his tin whistles. Clarke's first whistle, the Meg, was pitched in high A and was later made in other keys suitable for Victorian parlour music. The company showed the whistles in The Great Exhibition of 1851. The Clark tin whistle is voiced somewhat on an organ-pipe with a flattened tube forming the lip of the
Finger agnosia magnetic stimulation (rTMS), they noted both finger agnosia and acalculia in the test subjects when areas of the intraparietal sulcus were stimulated. They concluded that the areas underlying finger agnosia and acalculia are extremely close to one another, but distinct. These areas receive blood from the same branch of the middle cerebral artery. Any damage to that blood supply would cause symptoms of both acalculia and finger agnosia. As in many other agnosias, those with the disorder have difficulty recognizing their errors and often do not correct themselves. There is no known treatment for finger agnosia. Typically, finger agnosia does