World wildlife fund collection first day covers and envelopes, 12 binders, 71 total sets of official proofs and stamped and postmarked envelopes. 16 sets of postmarked envelopes. All have information pages about stamps and artists. Some detached from binder but all in excellent condition. This item is in the category "Stamps\Worldwide\Postal History".
The seller is "ckoi4484" and is located in this country: US. This item can be shipped to United States.