Whitman Folders -Lincoln Cent No. 3, 1975-2013 Whitman Folders - Lincoln Cent No. 3, 1975-2013, 90 openings. 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 #: 9033 ISBN #: 9780307090331 Folder: Lincoln Cents, Number Three Year: 1975 - 2013 Size: 6 x 7.75 Color: Blue Coin Composition: 1975 - 1982, .950 copper, .050 tin and zinc; 1982 to present, copper-plated zinc (.975 zinc, .025 copper). Coin Diameter: 19mm Coin Weight: To 1982, 3.11 grams; from 1982 to present, 2.50 grams Coin Edge: Plain SKU# 10171 Coins Not Included Ships FREE! A great gift idea for any Coin Collector. Ships FREE applies to the United States Only!