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Before Roman units were reintroduced in 1066 by William the Conqueror, there was an Anglo-Saxon (Germanic) system of measure, of which few details survive. It probably included the following units of length: fingerbreadth or digit; inch; ell or cubit; foot; perch, used variously to measure length or area; acre and acre's breadth; furlong; mile
8-inch floppy disk, inserted in drive, (3½-inch floppy diskette, in front, shown for scale) 3½-inch, high-density floppy diskettes with adhesive labels affixed The first commercial floppy disks, developed in the late 1960s, were 8 inches (203.2 mm) in diameter; [4] [5] they became commercially available in 1971 as a component of IBM products and both drives and disks were then sold ...
Shaving a cricket bat. The blade of a cricket bat is a wooden block that is generally flat on the striking face and with a ridge on the reverse (back) which concentrates wood in the middle where the ball is generally hit.
Archeologists also found evidence of warehouse measuring 131 feet by 39 feet, which was likely used to hold goods for widespread trade. There was also a temple and bath complex—one of three in ...
In 1677, Henry Coggeshall created a two-foot folding rule for timber measure, called the Coggeshall slide rule, expanding the slide rule's use beyond mathematical inquiry. In 1722, Warner introduced the two- and three-decade scales, and in 1755 Everard included an inverted scale; a slide rule containing all of these scales is usually known as a ...
Detail of the cubit rod in the Museo Egizio of Turin, showing digit, palm, hand and fist lengths. The hand, sometimes also called a handbreadth or handsbreadth, is an anthropic unit, originally based on the breadth of a male human hand, either with or without the thumb, [2] or on the height of a clenched fist.
A metric National Grid was used as the basis for maps published by the Ordnance Survey from World War II onwards; [47] War Office maps had had a metric grid since 1920. [48] The Ordnance Survey decided on full metrication in 1964. The one inch to the mile (1:63,360) range of maps started being replaced with the 1:50000 range in 1969. [49]
Metric measuring spoons, 1–125 mL Measuring Spoons, 1 ⁄ 8 thru 1 tablespoon Micro scoops for measuring milligram units of compounds; 6–10 mg (black), 10–15 mg (red), 25–30 mg (yellow) A measuring spoon is a spoon used to measure an amount of an ingredient, either liquid or dry, when cooking. Measuring spoons may be made of plastic ...