There has been data ("Wittgenstein's Whewell's Court Lectures: Cambridge, 1938 - 1941, From the Notes by Yorick Smythies - ISBN-13 978-1-119-16634-4") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Thu Dec 26 15:56:51 2019, so the data displayed here has been removed .