Impact of Uncertainty on Location by Michael J. Webber. 1972 MIT hardcover. This is an ex-library book with stamps and pencil markings from the library inside covers, on front pages, and along outer page edges. Bar code sticker on back cover, spine label, and pocket with due date slip inside back cover. Pages are all crisp and clean with no other markings. Cover shows fading and discoloration. Please look at all pictures carefully. All books ship Monday through Friday by Media Mail.