You are bidding on one lot containing 10 1959 proof sets that have never had their envelopes opened. 51 years old and no one has ever looked inside. We will pick the next 10 unopened proof sets out of this pictured lot of original shipping boxes. These envelopes are in excellant condition. None of the envelopes have any writing, mold or stickers on them. Our company's name is Val J. Webb Numismatics.We have specialized in 1936-1964 proof coinage for 30 years. Our unopened proof sets are expertly authenticated. You will never get a resealed envelope or fake newly remanufactured envelope from our company.There is no charge for shipping on this item. Your package will be mailed by registered mail and will be completely insured. Watch for our weekly eBay auctions which always end every Sunday evening.