New York: Harper & Row, Publishers, 1970. First American Edition. A superlative copy of the Nobel Prize winner's masterpiece, and likely the most widely-read Spanish language novel aside from 'Don Quixote.' The present example is a review copy, with the publisher's typed slip laid in; the slip differs from other Harper & Row review slips from the same period, in that in states "IMPORTANT: please note that this is UNCORRECTED PROOF." Also laid into this copy is a brief, one page typed letter from Harper & Row publisher Cass Canfield, Jr. to Dr. Howard B. Gotlieb, former Director of Special Collections at Boston University. The letter is dated 21 October, 1969 - some four months prior to publication of the book - and mentions the enclosure of an advance proof of 'One Hundred Years of Solitude.' It isn't lost on us that the copy these materials came to us in is not an uncorrected proof (of which we presently know of exactly 2 copies). We can only surmise that these proof materials…