9 Coin 1925-1930 Standing Liberty Quarter 25c Set, Final 6 Years Of The Series. Now you can own a set of America's final classic quarters from the shortest quarter series of the 20th century! Struck in 90% silver at least 85 years ago, this 1925-1930 set of Standing Liberty quarters brings you seldom-seen coins that circulated during the heyday of flapper girls and speakeasies.With this special set, you'll own 9 different date and mint mark 1925-1930 Standing Liberty quarters from the last six years of issue – including the low-mintage 1929-D and 1930-S coinsPlease Note All Backer Cards may have slight differences but will be very similar if not identical to the one in the photo