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During the mid 1660s with his work on the theory of colour, Newton came to the conclusion that this defect was caused by the lens of the refracting telescope behaving the same as prisms he was experimenting with, breaking white light into a rainbow of colors around bright astronomical objects.
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During and mid
During the mid 1st century AD, the Zarubintsy and Lukashevka cultures came to an end in their true form, possibly due to Sarmatian invasions and perturbations of central European trade due to Caesar's invasion of Gaul ( the ' heart ' of the La Tene culture ).
During the Cretan summer, average temperatures reach the high 20s-low 30s Celsius ( mid 80s to mid 90s Fahrenheit ), with maxima touching the upper 30s-mid 40s.
During the mid 1830s, he attended the Salotto Maffei salons in Milan, hosted by Clara Maffei.
During the mid to late 1980s, Microsoft and IBM had cooperatively been developing OS / 2 as a successor to DOS.
During the mid 1860s he was the main proponent of isolationism and the instrument of the persecution of native and foreign Catholics.
During the mid to late 1990s, " the launch of each successive round of technology it's been expected to occupy a headlining position ", with the Quake III engine being most widely adopted of their engines.
During the dry season, the temperature rises dramatically in the second half of March, spiking to well over in some areas by mid April when the Sun passes the Zenith.
During the Balkans turmoil in the mid 1990s, the city experienced dramatic events such as the unfolding of the 1997 unrest in Albania, and a failed coup d ' etat on 14 September 1998.
During the mid 1980s and into the early 1990s, this membership category was called an " instant " membership ; currently these are referred to as " signature members ".
During the mid to late 1980s this was the dominant 10 Mbit / s Ethernet standard, but due to the immense demand for high speed networking, the low cost of Category 5 Ethernet cable, and the popularity of 802. 11 wireless networks, both 10BASE2 and 10BASE5 have become increasingly obsolete, but still exist in some locations.
* During the mid 20th century, barbershop quartets began experimenting with combining larger ensembles together into choruses which sing barbershop music in 4 parts, often with staging, choreography and costumes.
During the mid 1920s, he was trained to become a psychoanalyst through Frieda Reichmann's psychoanalytic sanatorium in Heidelberg.
During the mid 1990s, Oakland experienced an improved economy compared to previous decades, with new downtown land development such as a $ 140 million state government center project, a $ 101 million city office building, and a 12-story office building for the University of California, Office of the President.
During the mid 1950s, Unwin did about a dozen of these shows and in the process met agent Johnnie Riscoe and daughter Patsy who were to become his managers for the rest of his career.
During the mid to late 1970s David Stirling created a secret organisation designed to undermine trade unionism from within.
During the mid 18th century Silesian Wars, Gleiwitz was taken from the Habsburg Monarchy by the Kingdom of Prussia along with the majority of Silesia.
During the mid ' 90s she began to appear in soap operas and left Garibaldi to pursue a solo career.
During the early and mid 1990s, Washington starred in several successful thrillers, including The Pelican Brief and Crimson Tide, as well as in comedy Much Ado About Nothing and alongside Whitney Houston in the romantic drama The Preacher's Wife.
During the mid to late 30 ’ s, the Federal Government had a program for financing the building of local water systems.
During the mid to late 1970s, the local community became concerned over the high incidence of childhood leukemia and other illnesses, particularly in the Pine Street area of east Woburn.
During the mid to late 1880s, Manchester was the home of Michigan Lutheran Seminary.
During the massive demobilization in the mid 1940s, the base closed and most of the buildings were abandoned.
During the mid 1950s and into the 1960s, CHS was a Class AAA competitor in the formidable Western Pennsylvania Interscholastic Athletic League ( WPIAL ), playing against high schools in other mill towns up and down the Monongahela River Valley.
During the mid 19th century, the Union Canal at Swatara Creek was an important factor in the development of the local economy, promoting trade and transportation.
During and 1660s
During the latter part of the 1660s, the Portuguese tried to gain control of Kongo.
During this time it gradually fell into disrepair, with most of the buildings dismantled to build nearby farmhouses in the 1660s, but leaving the solar tower intact.
During the 1660s he served in the English army against the Dutch.
During the 1660s this was the site of Teiaiagon, a permanent settlement of the Seneca used for trading with the Europeans.
During the 1660s, the 2nd Earl of Tweeddale remodelled the castle, and constructed outbuidings.
During the 1650s and 1660s, his second son, Richard, a Cornet in Cromwell's Cavalry, purchased thirty one townlands which formed the nucleus of the family's estates in Co. Monaghan.
During the 1650s and 1660s the existing tensions between Dutch trade interests and English trade interests grew.
During the 1660s and 1670s, the number of headrights was about four times more than the increase in population.
During and with
During the past year I have discussed this matter with the leaders of several Western nations.
During the next years he gave me the second of the five contracts I would sign with the Hearst Service.
During the year 1960, this office supplied 954 visitors with information related to foreign and domestic commerce, and made 73 field visits.
During the period from 1 July 1960 through 31 January 1961, additional research affiliations were effected with the U. S. Army Medical Research and Development Command to conduct research in procedures for quantitative electron microscopy, and for the study of biophysical and biological studies of the structure and function of ocular tissue.
During Oersted's attendance at the university, it was poorly equipped with physical apparatus for experimenting in the sciences.
During these first days of the trial I didn't have as much time to commiserate with Viola as I should have liked.
During the latter procedure the temperature was maintained at 2-degrees-C by surrounding the apparatus with ice.
During the nineteenth century these views were protested by virtually all the Latin American writers, though ineffectively, just as the new nations of Africa and Asia protest them, with more effect, today.
During the Brown trial, however, the state's most powerful Democratic newspaper, the Providence Daily Post, stated that Brown was a murderer, a man of blood, and that he and his associates, with the assistance of Republicans and Abolitionists, had plotted not only the liberation of the slaves but also the overthrow of state and federal governments.
During the poetically sterile years he was writing novels at the rate of almost one a year and was, in addition, burdened with bad health ( he spent six months in bed in 1881, too ill to do more than work slowly and painfully at A Laodicean ).
During the year that followed, Dick co-operated whole-heartedly with the dentist and was delighted with the final result achieved -- an upper row of strong straight teeth that completely changed his facial appearance.
During the making recently of an important Biblical film, some 40 volumes of research material and sketches not only of costumes and interiors, but of architectural developments, sports arenas, vehicles, and other paraphernalia were compiled, consulted, and complied with.
During this time most of what is known as ethnologie was restricted to museums, such as the Musée de l ' Homme founded by Paul Rivet, and anthropology had a close relationship with studies of folklore.
During the first taping of the Late Show with David Letterman following the attacks, CBS newsman Dan Rather cried briefly as he quoted the fourth verse.
During the breeding season, unpaired male aardwolves will search their own territory, as well as others ', for a female to mate with.
During the Romantic period, art came to be seen as " a special faculty of the human mind to be classified with religion and science ".< ref >
During this same period, slave-holding border states had more free African-Americans and European immigrants than the lower South, which increased Southern fears that slavery was threatened with rapid extinction in this area.
During this period winter sports were slowly introduced: in 1882 the first figure skating championship was held in St. Moritz, and downhill skiing became a trendy sport with English visitors early in the 20th century, as the first ski-lift was installed in 1908 above Grindelwald.
During Christie and Mallowan's time in the Middle East, along with their time spent among the many tombs, temples, and museums, there was also a large amount of time spent traveling to and from Mallowan's sites.
During its preparation he became a friend of Cosima Wagner ( then in Strasbourg ), with whom he had many theological and musical conversations, exploring his view of Bach's descriptive music, and playing the major Chorale Preludes for her at the Temple Neuf.
During the first half of 2008, Armenia's widening current-account trade deficit grew by 66 percent to $ 1. 39 billion USD, with a 40 percent rise in imports.
During January – February 2007, Armenia ’ s trade with the European Union totaled $ 200 million.
During January – February 2007, Armenia ’ s trade with Russia and other former Soviet republics was $ 205. 6 million ( double the amount from the same period the previous year ), making them the country ’ s number one trading partner.
During the first 11 months of 2006, the volume of Armenia ’ s trade with Russia was $ 376. 8 million or 13. 2 percent of the total commercial exchange.
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