World wildlife fund first day covers of yugoslavia 1976 issues no 14 15
World wildlife fund first day covers the official commemorative stamps for yugoslavia the issues come in the style of an envelope information inlay card the edition measures 19cm x 10 cm and comprises of 3 envelopes inlay card missing from the carpfish envelope this set presents the ideal opportunity to plug that gap in a collection or as a fine way to introduce the young to the wonderful world of philately