Search results
Results from the WOW.Com Content Network
A ready reckoner is a printed book or table containing pre-calculated values, often multiples of given amounts. They were widely used in shops and by tradesmen before the advent of cheap electronic calculators , metric weights and measures and decimal currencies in the 1970s.
Davyd Bryce and Son was a Scottish publishing house, known as being one of the most prolific and successful makers of miniature books in the world. [1] It was founded by David Bryce of Glasgow (1845-1923) in 1832. [2]
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate; Pages for logged out editors learn more
A page from a ready reckoner published in 1854 allowing at-a-glance conversion between Jersey currency and three other currencies in use at the time. The livre was the currency of Jersey until 1834. It consisted of French coins which, in the early 19th century, were exchangeable for sterling at a rate of 26 livres = 1 pound.
Elihu Yale (5 April 1649 – 8 July 1721) was a British-American colonial administrator.. Born in Boston, Massachusetts, Yale lived in America only as a child, and spent the rest of his life in England, Wales, and India.
"Reckoner" features Yorke's falsetto, "frosty, clanging" percussion, a "meandering" guitar line, piano, and a string arrangement by the guitarist Jonny Greenwood. [4] Yorke said the guitar riff was a homage to the Red Hot Chili Peppers guitarist John Frusciante , "in my sort of clunky 'can't-really-pick' kind of way".
The stepped reckoner or Leibniz calculator was a mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz (started in 1673, when he presented a wooden model to the Royal Society of London [2] and completed in 1694). [1]
In the position shown, the counting wheel meshes with three of the nine teeth of the Leibniz wheel. A Leibniz wheel or stepped drum is a cylinder with a set of teeth of incremental lengths which, when coupled to a counting wheel, can be used in the calculating engine of a class of mechanical calculators.