Download or read book Invention And The Unconscious written by Joseph-Marie Montmasson and published by Routledge. This book was released on 2013-07-04 with total page 364 pages. Available in PDF, EPUB and Kindle. Book excerpt: This is Volume X in a series of twenty-one in a collection on Cognitive Psychology. Originally published in 1931, in this book, M. Montmasson is concerned to demonstrate a fact of the first importance, easily overlooked. The fact is this, that human inventions in the widest sense of the word, are products of the unconscious.