Perch unit of measure

A lot of the measurements found in historical documents are slowly disappearing from present knowledge so it is useful to explain them here showing how they relate to current units, perch unit of measure. It is not particularly important but where appropriate their approximate metric equivalent is given as an afternote in red.

The following chart explains the relationship between chains, links, rods, and acres. It shows a worm rail fence. This is a zigzag fence consisting of interlocking rails supported by crossed poles, also called also snake fence, Virginia fence. If anyone knows the original of this chart, please contact me. A fat quarter of fabric is a measure of area. It is roughly quarter of a square yard, but a bit more.

Perch unit of measure

And a Foot ought to contain Twelve Inches, by the right measure of this Yard measured; to wit, The Thirty-sixth Part of this Yard rightly measured maketh one Inch, neither more nor less. Statutes of the Realm , vol. I, page It survives in the United States. The perch is also called, in many contexts, a rod or pole, and even a goad. These two words for basically the same thing have persisted to the present day. Grierson has suggested that the Saxon gyrd, or rod, was the combined length of 20 average, actual, human feet. The size of the perch or rod was constrained by its use in defining the acre, which was a work unit of land: as much as a team of oxen could plow in a day. The length of the acre the furrow-long, or furlong is as far as the team can plow without needing a breather. The width was the number of furrows that could be plowed before the oxen had to be put out to pasture for the day. See the explanation in mile. The most plausible explanation may be found in foot perch, below. However, perches from 9 feet to 25 feet are known to have been used. The shorter values occur in connection with farmland; longer values occur in cities and in measuring forest land. Because acres are not all of one measure, for in some countries they measure by the perch of eighteen feet, and in some by the perch of twenty feet, and in some by the perch of twenty-two feet, and in some by the perch of twenty-four feet, know that the acre which is measured by the perch of eighteen feet makes an acre and a rood, and the sixteenth of a rood, of the perch of sixteen feet, and four acres make five acres and a quarter of a rood, and eight acres make ten acres and a half rood, and sixteen acres make twenty acres and a rood.

Bennet of Glan yr Afon, Llanidloes, at the instance of Mr.

The rod , perch , or pole sometimes also lug is a surveyor's tool [1] and unit of length of various historical definitions. The rod is useful as a unit of length because integer multiples of it can form one acre of square measure area. The 'perfect acre' [2] is a rectangular area of 43, square feet, bounded by sides feet a furlong long and 66 feet a chain wide yards by 22 yards or, equivalently, 40 rods by 4 rods. An acre is therefore square rods or 10 square chains. The name perch derives from the Ancient Roman unit , the pertica. The measure also has a relationship with the military pike of about the same size. Both measures [1] date from the sixteenth century, [3] when the pike was still utilized in national armies.

And a Foot ought to contain Twelve Inches, by the right measure of this Yard measured; to wit, The Thirty-sixth Part of this Yard rightly measured maketh one Inch, neither more nor less. Statutes of the Realm , vol. I, page It survives in the United States. The perch is also called, in many contexts, a rod or pole, and even a goad. These two words for basically the same thing have persisted to the present day. Grierson has suggested that the Saxon gyrd, or rod, was the combined length of 20 average, actual, human feet. The size of the perch or rod was constrained by its use in defining the acre, which was a work unit of land: as much as a team of oxen could plow in a day. The length of the acre the furrow-long, or furlong is as far as the team can plow without needing a breather. The width was the number of furrows that could be plowed before the oxen had to be put out to pasture for the day.

Perch unit of measure

The rod, otherwise called a pole or perch, is a unit of measurement that surveyors use to measure length. A rod is a useful unit of length because whole number multiples of it can form an acre of square measure. How long is a rod? In the early days, farmers laid out lands every 10 rounds with a rod or plowshare measuring That was where the rod measurement originated. Up to this day, US surveyors still use rods to measure portages and pipeline easement acquisitions. As modern measuring devices replaced older materials, some people put rod measurements on the back burner. Nevertheless, rod measurements are here to stay, as there are special measurements that rods could measure accurately. Modern US customary units define the rod as

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An Account of Ireland, statistical and political. Rubble and riprap, including stone for such heavy masonry as breakwater and jetty work, are generally sold by the cord or ton. Flagstone and curbstone are sold by the square yard or the square foot, the thickness being variable and dependent on the orders received. Chapter 3. It was a quarter of a penny. This is a zigzag fence consisting of interlocking rails supported by crossed poles, also called also snake fence, Virginia fence. I have also spotted the Luxembourg as a measure of icebergs as well. Old American records refer to a 'goad', which may be the same as a rood, although a goad may be other sizes as well. In England, the perch was officially discouraged in favour of the rod as early as the 15th century; [8] [ better source needed ] however, local customs maintained its use. Wikimedia Commons.

The rod , perch , or pole sometimes also lug is a surveyor's tool [1] and unit of length of various historical definitions. The rod is useful as a unit of length because integer multiples of it can form one acre of square measure area. The 'perfect acre' [2] is a rectangular area of 43, square feet, bounded by sides feet a furlong long and 66 feet a chain wide yards by 22 yards or, equivalently, 40 rods by 4 rods.

A correspondent wrote: An oxgang was viking measure used in the Doomsday Book, and was the area of land that an ox could plough in one season. Children were expected to do such sums without calculators, or having the conversion tables in front of them, although we were told to "show our working" so a slight slip would not waste all our work and might still gain us a little credit. However, perches from 9 feet to 25 feet are known to have been used. So how would we do this problem? A fat quarter of fabric is a measure of area. Watford Borough Council. This may represent a survival of the rod as it was brought to Britain by Germanic invaders. This is, of course, rather a large area. All rights reserved. Building and monumental stone, especially the dressed product, is usually sold by the cubic foot or the cubic yard, although this unit varies with the class of stone and with the locality. Yardland - or Virgate was the area that a two-oxen plough could till in an annual ploughing season. The length of the acre the furrow-long, or furlong is as far as the team can plow without needing a breather. Article Talk. University of North Carolina at Chapel Hill.