1850: Transmitting information on stock prices
Paul Julius Reuter uses pigeons to fly stock prices between Aachen and Brussels.
1850: Florence Nightingale
Visualizing statistical data
Florence Nightingale pioneers the graphical representation of statistics and invents the polar area diagram, also known as the Nightingale rose diagram.
1879: Gottlob Frege
Axiomatizing knowledge through logic
Frege created a formal system and language in which mathematical and other knowledge could be represented in terms of an extended form of logic.
1879: Index Medicus
Indexing all medical literature
John Shaw Billings publishes Index Medicus, a comprehensive index of medical scientific journal articles.
Joseph Marie Jacquard creates the Jacquard loom, which weaves patterns specified by punched cards.
Thomas Young formalizes the idea of three components to color.
Leopold Gmelin publishes his handbook of organic chemicals.
Charles Babbage constructs a machanical computer to automate the creation of mathematical knowledge.
Births and deaths begin to be systematically recorded by the UK government.
Louis Daguerre creates the daguerreotype method of photography.
Ada Lovelace publishes the world's first algorithm for machine computing.
Samuel Morse sends the first public telegraph message.
The first edition of Who's Who, which compiled biographical information on royals, members of Parliament, and others, is published.
Paul Julius Reuter uses pigeons to fly stock prices between Aachen and Brussels.
Florence Nightingale pioneers the graphical representation of statistics and invents the polar area diagram, also known as the Nightingale rose diagram.
Henry Chadwick begins to keep systematic records of player achievements in baseball.
Robert FitzRoy uses a network of telegraph stations to assemble systematic charts and make forecasts of British weather.
Edward Calahan invents a telegraph-like system to transmit every price change from the floor of the New York Stock Exchange.
Frank Shepard's Shepard's Citations is introduced to organize references to legal cases.
Melvil Dewey invented the Dewey Decimal System for classifying the world's knowledge and specifying how to organize books in libraries.
Thomas Edison invents the phonograph.
By an act of US Congress, collection of data on notifiable diseases by the Public Health Services begins.
The first phone directory is issued, listing 50 subscribers in New Haven, Connecticut.
Frege created a formal system and language in which mathematical and other knowledge could be represented in terms of an extended form of logic.
John Shaw Billings publishes Index Medicus, a comprehensive index of medical scientific journal articles.
With extensive information supplied by a network of volunteers, the OED is a systematic project to get complete knowledge of all the words in the English language.
A group of women who processed astronomical data by measuring the brightness, positions and colors of stars develops the Harvard classification scheme for stellar classification.
The US Geological Survey is authorized by Congress to create a geological map of the entire US.
Reuben H. Donnelly prints the first "Yellow Pages" business directory.
Systematization of sounds across languages allowed for extensive linguistic study on various qualities of speech, including phones, phonemes, intonation and separation of words and syllables.
Peano publishes axioms to give a complete formalization of arithmetic.
Hollerith puts all the data from the US Census onto punched cards, which can then be tabulated automatically. The company he started is an ancestor of IBM.
Fred Jane collecting worldwide data and publishes Jane's All the World's Fighting Ships.
Harvey Mark Thomas begins publication of the Thomas Register of American Manufactures.