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Quick Search: (Enter name, year, or keyword) SAMPLE PREVIEW OF CALENDAR ENTRIES: History of Science Women in Medicine and Science History of Mathematics History of Chemistry |
Chronology of the History of Science |
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1839 AD |
Baron Armand Pierre Seguier Chambre Pliante
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1839 AD |
William Henry Fox Talbot Revendique la prioritT sur Daguerre
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1839 AD |
Kobell Von & Steinheil Von, Allemagne. Images De Munich
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Billings,
John Shaw Born: 4/12/1839 |
1839 AD | |
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Bjorling,
C.F.E. Born: 11/30/1839 |
1839 AD | |
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1839 AD |
Ponton,
M. Mungo Ponton, Angleterre. Bichromate |
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1839 AD |
Vulcanized rubber Charles Goodyear
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1839 AD |
Bayard Hippolyte, France. Photographie Sur Papier
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Henry,
Prosper Born: 12/10/1839 |
1839 AD | |
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1839 AD |
Child Henry Langdon, Angleterre. Vues Fondantes
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1839 AD |
Push-pedal bicycle Kirkpatrick Macmillan
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1839 AD |
Arago,
L. Louis Arago, France |
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1839 AD |
Daguerre,
Louis. Daguerre's discovery of photography announced by Francois Arago on 7 January 1839. Full details of the discovery were published 19 August 1839, loosened somewhat by the promise of a pension of 6000 franks to Daguerre (and 4000 to Isidore Niepce). The Daguerre process was used freely throughout the world except for in England where it was patented on 14 August 1839. |
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Hankel,
Hermann Born: 2/14/1839 Died: 8/29/1873 |
1839 AD | |
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Meyer,
Adolph Born: 2/15/1839 |
1839 AD | |
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1839 AD |
Claudet,
A. Antoine Frantois Jean Claudet, France. DaguerrTotype, Exclusion Pour L' Angleterre |
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1839 AD |
DaguerrTotype, DivulguT
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1839 AD |
Goodyear invented vulcanized rubber
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1839 AD |
Grove invents electric battery utilizing hydrogen and oxygen.
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Peirce,
Charles Sanders Born: 9/10/1839 Died: 4/14/1914 |
1839 AD | |
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Owens-Adair,
B. Born: 2/7/1840 |
1840 AD | |
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1840 AD |
Draper J. W., +tats-Unis. Lune, Photographie De
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1840 AD |
Iron ships
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c. 1840 AD |
Concord stagecoach Lewis Downing
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1840 AD |
Underground railroad
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1840 AD |
Gaudin, France. Bromure D'iode
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1840 AD |
Bayard Hippolyte, France. Autoportrait En SuicidT
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1840 AD |
Bingham & Goddard, Angleterre. Chlorobromure De Chaux
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1840 AD |
Fizeau Hippolyte, France. DaguerrTotype, Rendu InaltTrable
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1840 AD |
CLAUDET Antoine Frant. Jean, France. Chlorure D'iode
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1840 AD |
Postage stamp, "penny black" Rowland Hill
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S.,
Robert Born: 7/1/1840 |
1840 AD | |
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1840 AD |
Morse patents an electric telegraph using Morse code.
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Fitch,,
Annie Mack Died: 9/12/1868 |
1840 AD | |
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1840 AD |
Lord Byron's daughter, Ada, Countess of Lovelace, suggests to Babbage that he use the binary system. She writes programs for his analytical engine, becoming the world's first programmer
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1840 AD |
Goddard,
John. Discovers that by treating silvered plate with bromide vapour as well as iodine makes the plate much more sensitive to light. |
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c. 1840 AD |
Steam heat
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1840 AD |
Petzval,
Josef. Petzval (of Vienna) computes a new lens design--the first created specifically for photograpjy. |
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1841 AD |
Fizeau Hippolyte, France. Vues StTrToscopiques
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von Oppolzer,
Theodor Born: 10/26/1841 |
1841 AD | |
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Prym,
Friedrich Born: 9/28/1841 Died: 12/15/1915 |
1841 AD | |
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1841 AD |
Beard Richard, Angleterr. Vues StTrToscopiques
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1841 AD |
Talbot William Henry Fox, Angleterre. Calotype Talbotype Papier SalT
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Stevenson,
Sarah A. Born: 2/2/1841 |
1841 AD | |
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1841 AD |
Voigtlander,
Peter. Designer of the the first (and all-metal) camera to incorporate the Petzval lens. |
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1841 AD |
Claudet Antoine Frant. Jean, France. Vues StTrToscopiques
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1841 AD |
Collen H., Angleterre. Vues StTrToscopiques
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1841 AD |
Brebisson, France. Chambre Daguerrienne
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Cornu,
Alfred Marie Born: 3/6/1841 Died: 4/12/1902 |
1841 AD | |
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Kocher,
Emil Born: 8/25/1841 |
1841 AD | |
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Sturm,
Rudolf Born: 1/6/1841 |
1841 AD | |
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Glyden,
Johann Born: 5/29/1841 Died: 11/9/1896 |
1841 AD | |
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1842 AD |
Christian Doppler examines the Doppler shift of sound
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1842 AD |
Doppler works out relationship relating pitch to relative motion of source and observer.
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Strutt,
John (Lord Kelvin) |
1842 AD | |
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Dewar,
James Born: 9/20/1842 Died: 3/27/1923 |
1842 AD | |
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Ivory,
James Died: 9/21/1842 |
1842 AD | |
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Weber,
Heinrich Born: 3/5/1842 |
1842 AD | |
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Cunningham,,
Susan Jane Born: 3/23/1842 |
1842 AD | |
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Ladenburg,
Albert Born: 7/2/1842 |
1842 AD | |
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Suter,
Heinrich Born: 1/4/1842 |
1842 AD | |
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Garrison,
Lucy McKim Born: 10/30/1842 |
1842 AD | |
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Flammarion,
Nicolas Born: 2/26/1842 |
1842 AD | |
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1842 AD |
Lady Ada Byron, Countess of Lovelace and daughter of Lord Byron, the poet, documents Babbage's work and writes programs for Babbage.
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1842 AD |
Ether first used as anesthetic Crawford W. Long
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1842 AD |
Herschel John, Sir, Angleterre. Cyanotype Ou Ferroprussiate
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1842 AD |
Mayer presents evidence on the conservation of energy.
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Lie,
Marius Sophus Born: 12/17/1842 Died: 2/18/1899 |
1842 AD | |
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Bickerton,
Alex. Born: 1/7/1842 |
1842 AD | |
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Wilh.,
Carl Born: 1/8/1842 |
1842 AD | |
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Jacobi,
Mary Born: 8/31/1842 Died: 6/10/1906 |
1842 AD | |
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1842 AD |
Lady Ada Byron, Countess of Lovelace and daughter of Lord Byron, the poet, documents Babbage's work and writes programs for Babbage.
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Richards,
Ellen H. Born: 12/3/1842 |
1842 AD | |
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Ripley,
Martha Born: 11/30/1843 |
1843 AD | |
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1843 AD |
First Christmas card
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Koch,
Robert Born: 12/11/1843 |
1843 AD | |
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1843 AD |
James Joule experimentally finds the mechanical equivalent of heat
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1843 AD |
Schwabe announces that sunspots wax and wane on eleven year cycle.
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1843 AD |
Ada translates Luigi Menabrea's theories of the analytical engine and adds her own commentary
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Pasch,
Moritz Born: 11/8/1843 Died: 9/20/1930 |
1843 AD | |
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Ferrier,
David Born: 1/13/1843 |
1843 AD | |
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Golgi,
Camillo Born: 7/7/1843 |
1843 AD | |
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Fries,
Jacob Friedrich Died: 8/10/1843 |
1843 AD | |
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Trowbridge,
John Born: 8/4/1843 |
1843 AD | |
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1843 AD |
Niepce De St Victor, France. ClichT D'imprimerie Daguerrienne
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1843 AD |
First ship moved by screw propellers
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Gill,
David Born: 6/12/1843 |
1843 AD | |
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Abney,
William Born: 7/24/1843 |
1843 AD | |
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1844 AD |
Foucault, France. Arc +lectrique
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1844 AD |
Talbot William Henry Fox, Angleterre. Pencil Of Nature, Premier Livre Photo
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1844 AD |
Morse code Samuel Morse and Alfred Vail
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Muir,
Thomas Born: 8/25/1844 |
1844 AD | |
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1844 AD |
Nitrous oxide used for tooth extraction
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Reynolds,
James E. Born: 1/8/1844 |
1844 AD | |
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1844 AD |
Morse sent the first telegraph message
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Boltzmann,
Ludwig Born: 2/20/1844 Died: 9/5/1906 |
1844 AD | |
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1844 AD |
Bessel discovers dark companion to Sirius.
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Halphen,
Georges Born: 10/30/1844 Died: 5/21/1889 |
1844 AD | |
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1844 AD |
Gummed envelopes
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1845 AD |
Martens FrTdTric, France. Chambre Panoramique
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