Only one of the envelopes has come open over time. The original plastic blister packs are all unopened. Each set contains the standard Half Dollar, Quarter, Dime, Nickel, Penny and Philadelphia Mint Badge. The half dollars, Quarters and dimes are 90% silver.
Please note: One of the envelopes has come open from age. See our other listings for more US coins and mint proof sets from the 1950's and early 1960's. This item is in the category "Coins & Paper Money\Coins: US\Proof Sets".
The seller is "paragon_mills" and is located in this country: US. This item can be shipped to United States.