Snow 19.  Poliquin 20 Plate Coin.  Obverse 21 features date repunching and the top of a misplaced 9 and 0 digits within the denticles below the 9 and 0 of the date.

The offered coin is the 1906 Variety 20 Plate Coin in my free Web Book 'Definitive Reference For Indian Cent Die Varieties', which is located at indiancentvarieties.com.  If you purchase this coin and would like your name to appear on the credit line for the Variety 20 page of my book, then send me an email.

The fourth image is used here by permission of Rick Snow and is from his 'Flying Eagle and Indian Cent Attribution Guide', 3rd edition, Volume 2.