For 18 months, during 1841 – 1842, Nobel went to the only school he ever attended as a child, the Jacobs Apologistic School in Stockholm.

* 1842 – The Webster – Ashburton Treaty is signed, establishing the Canada – United States border east of the Rocky Mountains.

* 1842 – The Lombard Street Riot erupts in Philadelphia, Pennsylvania, United States.

* 1779 – Louis de Freycinet, French explorer ( d. 1842 )

* 1755 – Louise Élisabeth Vigée Le Brun, French painter ( d. 1842 )

* 1842 – American Indian Wars: Second Seminole War ends, with the Seminoles forced from Florida to Oklahoma.

* 1842 – Jakob Rosanes, German mathematician ( d. 1922 )

A close relationship developed between Hasan Ali Shah and the British, which coincided with the final years of the First Anglo-Afghan War ( 1838 – 1842 ).

* Alexander Karađorđević, Prince of Serbia ( 1842 – 1858 )

* 1842 – Treaty of Nanking signing ends the First Opium War.

* 1842 – Alfred Shaw, English cricketer ( d. 1907 )

* 1842 – Grand Duchess Alexandra Alexandrovna of Russia ( d. 1849 )

* 1842 – Maurice Rouvier, French statesman ( d. 1911 )

Maria's sister, Elizabeth Branwell ( 1776 – 1842 ), moved to the parsonage, initially to nurse her dying sister, but she spent the rest of her life there raising the children.

On her return to Haworth, she met William Weightman ( 1814 – 1842 ), her father's new curate, who started work in the parish in August 1839.

* 1780 – William Ellery Channing, Unitarian theologian ( d. 1842 )

Work was also progressing on the northern half of the West Wing ( The Egyptian Sculpture Gallery ) 1826 – 1831, with Montagu House demolished in 1842 to make room for the final part of the West Wing, completed in 1846, and the South Wing with its great colonnade, initiated in 1843 and completed in 1847, when the Front Hall and Great Staircase were opened to the public.

#*** Albertine Marie Thérèse Bonaparte ( 1842 – 1842 )

** Canton System, to control trade with the west ( 1757 – 1842 )

In 1842 Charlotte and Emily travelled to Brussels to enrol in a boarding school run by Constantin Heger ( 1809 – 96 ) and his wife Claire Zoé Parent Heger ( 1804 – 87 ).

* 1842 – Peter Kropotkin, Russian anarchist ( d. 1921 )

In 1842, Carl Gustav Jacobi tackled the problem of whether the variational principle always found minima as opposed to other stationary points ( maxima or stationary saddle points ); most of his work focused on geodesics on two-dimensional surfaces.

The collection is built around the personal collection of Carl Jacobsen ( 1842 – 1914 ), the son of the founder of the Carlsberg Breweries.

Among famous recipients of the civil class of the Pour le Mérite in the first group of awards in 1842 were Alexander von Humboldt, Carl Friedrich Gauss, Jakob Grimm, Felix Mendelssohn, Friedrich Wilhelm Joseph Schelling and August Wilhelm Schlegel.

Carl Christian Hillman Jacobsen ( 2 March 1842 – 11 January 1914 ) was a Danish brewer, art collector and philanthropist, the son of J. C. Jacobsen, who founded the brewery Carlsberg and named it after him.

Works by painters such as Johann Baptist Laule ( 1817 – 1895 ) and Carl Heine ( 1842 – 1882 ) were used to decorate the fronts of this and other types of clocks.

# Louise ( 1820 – 1894 ) married 1842 Mayer Carl von Rothschild ( 1820 – 1886 ) Frankfurt

Most prominat of these were William Henry Traill ( 1842 – 1902 ), the later NSW politician and editor of the famed Sydney journal ' The Bulletin ', and the Danish born but English and French educated Carl Adolph Feilberg ( 1844 – 1887 ).

* Carl Gussenbauer ( 1842 – 1903 ), an Austrian surgeon

Carl Paul Gottfried Linde, ennobled in 1897 as Ritter von Linde ( 11 June 1842 – 16 November 1934 ), was a German engineer who developed refrigeration and gas separation technologies.

* Sophie Rosine Dorothea ( Dora ) Gobat ( 1842 – 1923 ), a missionary of St. Chrischona Pilgrim Mission, married in 1867 Carl Heinrich Rappard ( 1837 – 1909 ), missionary in Alexandria for St. Chrischona, and its inspector ( director ) since 1868,

The first case was described by Carl F. Rokitansky in 1842.

: 1842 — a landmark in nephrology: Carl Ludwig's revolutionary concept of renal function.

In 1879, the second mission house was built and Carl Mützelfeldt ( 1842 – 1927 ) became its first director in the appointment of " mission inspector ".

Carl Ferdinand von Roemer ( 5 January 1818 – 14 December 1891 ), German geologist, had originally been educated for the legal profession at Göttingen, but became interested in geology, and abandoning law in 1840, studied science at the University of Berlin, where he graduated Ph. D. in 1842.

A. Kraft in 1842, 1858 and 1859 ; Børresen in 1846, 1849, 1850, 1852 and 1862 ; Didrichsen from 1853 to 1857, 1863 to 1870, 1878 to 1879 and 1883 to 1888 ; Jacobsen in 1889 ; Hanssen-Sunde from 1893 to 1899 ; Sannerud from 1906 to 1909 and in 1917 ; and C. B. Hanssen in 1933, 1936 and 1937.

In 1842, Johannes Theodor Reinhardt proposed that Dodos were ground pigeons, based on studies of a Dodo skull he had discovered in the royal Danish collection at Copenhagen.

* 1842 – Emil Christian Hansen, Danish physiologist ( d. 1909 )

Emil Christian Hansen ( May 8, 1842 – August 27, 1909 ) was a Danish mycologist and fermentation physiologist.

Vilhelm Ludwig Peter Thomsen ( January 25, 1842 – May 12, 1927 ) was a Danish linguist and Turkologist.

* 1842 April 20-Adelsverein Fisher-Miller Land Grant sets aside three million acres ( 12, 000 km² ) to settle 600 families and single men of German, Dutch, Swiss, Danish, Swedish, and Norwegian ancestry in Texas.

* 1842 Adelsverein Fisher-Miller Land Grant sets aside three million acres ( 12, 000 km² ) to settle 600 families and single men of German, Dutch, Swiss, Danish, Swedish, and Norwegian ancestry in Texas.

Georg Morris Cohen Brandes ( 4 February 1842 – 19 February 1927 ) was a Danish critic and scholar who had great influence on Scandinavian and European literature from the 1870s through the turn of the 20th century.

Hannibal Sehested ( 16 November 1842 – 19 September 1924 ) was Danish Council President from 27 April 1900 to 24 July 1901 as the leader of the Cabinet of Sehested.

* Hannibal Sehested ( council president ) ( 1842 – 1924 ), Danish Council President

Peter Oluf Brøndsted ( 17 November 1780 – 26 June 1842 ), Danish archaeologist and traveller.

Hugo Egmont Hørring ( 17 August 1842 – 13 February 1909 ) was a Danish politician, a member of the Højre political party.

In 1842 he became councillor of legation, and in 1847 Danish charge d ' affaires in the Hanse towns, where his intercourse with the merchant princes led to his marriage in 1848 with a wealthy heiress, Louise Victorine Rücker.

In 1842 he was accused of alcoholism and abandoned from a Cooperation of Danish writers.

On June 7, 1842, Fisher and Miller received a colonization land grant to settle 1, 000 immigrant families of German, Dutch, Swiss, Danish, Swedish, and Norwegian ancestry.

Generalstabens Topografiske Afdeling () was the cartographic, topographic and general maps department of the Danish army from 1842 to 1928.

They are those of :- Jules Dumont d ' Urville with René-Primevère Lesson ( the largest including material from the Falkland Islands, the coast of Chile and Peru, the southern and western Pacific, Australia, New Zealand and New Guinea ); Justin Goudot who had explored South America from 1822 ( and continued to until 1842 ); a Louis Pilate who was based in Georgia and Louisiana U. S. A. but lived for five years in Mérida, Yucatán ; Auguste Sallé, a young collector later to become a Paris insect dealer with South American connections ; Alcide Charles Victor Marie Dessalines d ' Orbigny who between 1826 and 1823 had travelled, on a mission for the Paris Museum, in to Brazil, Argentina, Paraguay, Chile, Bolivia and Peru returning France with an enormous collection of more than 10, 000 natural history specimens ; Peter Claussen ( c. 1804 – 1855 ) a Danish naturalist who collected in Brazil, a M. Giesebrecht, Étienne Geoffroy Saint-Hilaire ( Diptera from Egypt ) and three members of a Belgian Commission for the exploration of tropical countries, August Giesebreght ( 1810 – 1893 ), Nicholas Funk ( 1817 – 1896 ) and Jean Jules Linden ( 1817 – 1898 ).