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
Greenwood Cattle Pound the base, tapering down to at a height of 5 feet. Slumping and collapse of some of the wall sections has lowered the wall height and increased its width. There are holes at intervals, indicating where posts were located to support the wooden cap. The entrance to the pound is at the south end of the west wall. There is no indication of a gate; a stone that probably served as a lintel over the opening rests against the wall nearby. Greenwood Cattle Pound The Greenwood Cattle Pound is an animal pound located on Greenwood Road, east of Maine State