very+perceptible
131Education of the Blind — • Includes statistics and history Catholic Encyclopedia. Kevin Knight. 2006. Education of the Blind Education of the Blind …
132Comte and positivism — Robert Brown COMTE’S AIMS The chief aim of all of Auguste Comte’s publications, and the constant mission of his entire working life, was the improvement of human character through the perfecting of human society. He was convinced that the… …
