This exquisite stamp collection features a total of 143 USPS commemorative stamps, meticulously arranged in four albums, all in mint never hinged condition. The set covers the years 1984 to 1987, with each album containing yearbook sets that capture the essence of that period. The collection comprises stamps featuring various denominations, and originates from the United States. Although ungraded and uncertified, the stamps are of exceptional quality, and any philatelist will appreciate their beauty and historical significance.