Weather map map using his own system of symbols, thereby creating the world's first weather map. He used his map to prove that air circulated clockwise around areas of high pressure; he coined the term 'anticyclone' to describe the phenomenon. He was also instrumental in publishing the first weather map in a newspaper, for which he modified the pantograph (an instrument for copying drawings) to inscribe the map onto printing blocks. "The Times" began printing weather maps using these methods with data from the Meteorological Office. The introduction of country-wide weather maps required the existence of national telegraph networks so that data
Bet (letter) The name "bet" is derived from the West Semitic word for "house", and the shape of the letter derives from a Proto-Sinaitic glyph that may have been based on the Egyptian hieroglyph "Pr" O1 which depicts a house. The Arabic letter is named "" (). It is written in several ways depending on its position in the word: The letter normally renders sound, except in some names and loanwords where it can also render , often arabized as , as in (Persil). For , it may be used interchangeably with the Persian letter - "pe" (with 3 dots) in this