This included the fact that the timbers from the dismantled 1797 Constellation were auctioned off after the ship-breaking process ended in September 1853, the fact that the keel-laying for the 1854 ship had been done in June 1853, before the 1797 ship had been dismantled completely, and building records that meticulously accounted for each piece of timber that was used to build the new ship ...
Nacido el 14 de marzo de 1854 en Strehlen (Silesia, en lo que hoy es el suroeste de Polonia), Paul Ehrlich fue el segundo hijo de Rosa (Weigert) y de Ismar Ehrlich.  Su padre era un posadero y destilador de licores y el colector de lotería real en Strehelen, un pueblo de unos 5000 habitantes en la provincia de Baja Silesia , ahora en Polonia.
The Crystal Palace was a cast iron and plate glass structure, originally built in Hyde Park, London, to house the Great Exhibition of 1851. The exhibition took place from 1 May to 15 October 1851, and more than 14,000 exhibitors from around the world gathered in its 990,000 square feet (92,000 m 2) exhibition space to display examples of technology developed in the Industrial Revolution.
El Himno Nacional Mexicano es uno de los tres símbolos patrios establecidos por la ley en dicho país junto con el escudo y la bandera.Pese a conocerse y usarse como tal desde 1854, solo se hizo oficial desde 1943, a partir de un decreto expedido por Manuel Ávila Camacho, quien fungió como presidente de México de 1940 a 1946.
Desde arriba hacia abajo y de izquierda a derecha: City de Londres, Big Ben con un letrero del metro de Londres, Trafalgar Square, London Eye y Puente de la Torre sobre el río Támesis.
There has been much speculation as to why Thoreau went to live at the pond in the first place. E. B. White stated on this note, "Henry went forth to battle when he took to the woods, and Walden is the report of a man torn by two powerful and opposing drives—the desire to enjoy the world and the urge to set the world straight", while Leo Marx noted that Thoreau's stay at Walden Pond was an ...
John Snow (15 March 1813 – 16 June 1858) was an English physician and a leader in the development of anaesthesia and medical hygiene.He is considered one of the founders of modern epidemiology, in part because of his work in tracing the source of a cholera outbreak in Soho, London, in 1854, which he curtailed by removing the handle of a water pump.