“National Grid” and “Mercator’s Projection”

En hommage amical à René Gallet.National grid‘To my astonishment, I found that the great majority of the men of science to whom I first applied, protested that mental imagery was unknown to them, and they looked on me as fanciful and fantastic in supposing that the words “mental imagery” really expressed what I believed everybody supposed them to mean’.Sir Francis Galton, “Statistics of Mental Imagery”, Mind 5, 1880.There are batteries whose positive and negative contacts are so closethat you..