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See also: term given to the apparatus or machinery used in the grinding of corn into See also: flour, and hence applied to similar See also: mechanical devices for grinding, crushing to powder, or pulping other substances, e.g. See also: coffee-See also: mill, powder-mill
.
" Mill " was first used of the
See also: building containing the apparatus, frequently with a word attached descriptive of the See also: motive power, e.g. See also: wind-mill, See also: water-mill, &c
.
It was not the early word used of the actual grinding mechanism
.
The old See also: hand-mill was known as a " See also: quern," a word which appears in this sense in many Indo-See also: European See also: languages; the ultimate See also: root is gar-, to grind
.
" Quern " (see FLOUR) is only remotely connected with " churn " (q.v.)
.
The word is also applied to many mechanical devices by which raw material is transformed into a condition ready for use or into a stage preparatory to other processes, e.g. saw-mill, See also: rolling-mill, &c., or still more widely to buildings containing machinery used in manufactures, e.g. See also: cotton-mill
.
In See also: mining it is applied to various See also: machines used in breaking and crushing the ore (see ORE-DRESSING)
.
In the See also: engineering See also: industries milling machines constitute a very important class of machine tools, the characteristic of which is that rotary cutters are employed for shaping the See also: metal (see TooLs)
.
In coins the " milling is the serrated edge, called " crenneling " by See also: John
See also: Evelyn (Discourse on Medals, 1697, p
.
225), which is formed on them to prevent clipping and filing
.
Coins made by the old See also: process of hammering were See also: apt to have irregular edges which invited mutilation; but the introduction of the screw See also: press, which came to be known as a mill (cf
.
W
.
Lowndes, Amendm . See also: Silver Coinage, 1695, p
.
93), permitted the production of a See also: regular edge with serrations, which in consequence were termed milling
.
This machine also enabled legends to be impressed round the edges of coins, such as the Deems et tutamen suggested by Evelyn (see W
.
J
.
Hocking, See also: Catalogue of the Coins, &c., in the Museum of the Royal Mint, 1906)
.
It was invented about the See also: middle of the 16th century, and has generally been attributed to Guyot Brucher (d
.
1556), who was succeeded at the See also: Paris mint by his See also: brother See also: Antoine
.
Introduced into See also: England by one Eloye Mestrel in 1561, it was used for twelve years, and was then abandoned owing to the opposition of the mint officials to Mestrel, who was executed for counterfeiting and striking See also: money outside the precincts of the Tower of See also: London; but it was again introduced by one See also: Peter Blondeau in 1662, when it permanently superseded hammering
.
In the See also: United States of See also: America the term " milling " or " milled " is applied to the raised edge on the face of the See also: coin; this is known in the See also: British mint as " marking " (see MINT)
.
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