Pound (mass) for the weight of certain precious metals, especially in the trade; these are normally quoted just in ounces (e.g. "500 ounces") and, when the type of ounce is not explicitly stated, the troy system is assumed. Historically, the pound sterling was a Tower pound of silver. In 1528, the standard was changed to the Troy pound. The avoirdupois pound, also known as the wool pound, first came into general use c. 1300. It was initially equal to 6992 troy grains. The pound avoirdupois was divided into 16 ounces. During the reign of Queen Elizabeth, the avoirdupois pound was redefined as
Ezra Pound Eliot's "Literary Essays" in 1954 "initiated the recuperation of Ezra Pound". Eliot's essays coincided with the work of Hugh Kenner, who visited Pound extensively at St. Elizabeths. Kenner wrote that there was no great contemporary writer less read than Pound, adding that there is also no one to appeal more through "sheer beauty of language". Along with Donald Davie, Kenner brought a new appreciation to Pound's work in the 1960s and 1970s. Donald Gallup's Pound bibliography was published in 1963 and Kenner's "The Pound Era" in 1971. In the 1970s a literary journal dedicated to Pound studies ("Paideuma") was established,