Download or read book Preliminary Studies for the "Philosophical Investigations" written by Ludwig Wittgenstein and published by . This book was released on 1965 with total page 220 pages. Available in PDF, EPUB and Kindle. Book excerpt: There could be no better introduction to Wittgenstein's thought than the Blue Book, whose simplicity and forthrightness must make an instant appeal. The progressive complications of the Brown Book make a natural bridge to the still more subtle, but often confusing, exposition of the Investigations.