Whitman Folders - National Park Quarter Folder No. 2, 2016-2021 P D Whitman Folders - National Park Quarter Folder No. 2, 2016-2021, 60 openings, Holds P D Mint Quarters. The National Park Quarters Coin Act of 2008 - Requires quarters, beginning in 2010, to have designs on the reverse depicting one national site in each state, the District of Columbia and territory of the United States. 56 Different designs will complete the program from 2010 through 2021. Whitman Folders are built from the safest archival safe materials known. Inert and safe for all coins. 5.75" x 7.75" closed, 17.75" x 7.75" open. Whitman brand, folder opens flat for all-at-once viewing and includes data pertaining to the coins it holds. The holes in this folder have a special LOCK-IN feature. But first, a word of caution: always hold a coin by the edge and never touch its obverse or reverse. We recommend you wear gloves when pressing your coins into place. Now that you are ready, simply place the coin with one edge tipped into the hole, and then press the high edge downward and toward the lowered edge (slantwise). Feel the snap? It's locked in! Description: Whitman #: 2877 ISBN #: 9780794828776 Folder: National Park Quarter Folder No. 2 P D Year: 2016-2021 Size: 5.75 x 7.75 Color: Blue Coin Composition: Outer layers of copper-nickel (75% copper, 25% nickel) bonded to an inner core of pure copper, the copper being visible when the coin is being viewed edge-on. Coin Diameter: 24.3mm Coin Weight: 5.67 grams Coin Edge: Reeded SKU# 20191 Coins Not Included Ships FREE! A great gift idea for any Coin Collector. Ships FREE applies to the United States Only!