1940 Thru 1952 Mint Plate Block Stamps 82 Pages White Ace Commemorative Issues

White Ace Historical album for the Commemorarive stamps of the United States. Hard back 3 ring binders. 82 pages with most pages 2 blocks per page, all mint stamps. Shown are 12 pages of the 72 pages. United States stamp blocks dating from 1940 to 1952 all hinged and mint condition stamp holders in plastic covers.