During this precarious period of development the mother should continue to influence the growth of the child's conscience.

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 this period, a total of 762 exhibits were presented at 442 medical and scientific meetings.

During the period of this report, 37,470 new cases were entered into the various registries.

During this period, 7,827 teaching sets were distributed on loan.

During the period of this report, 63 panel exhibits depicting the latest developments in medical research were displayed.

During the period, the laboratory rendered centralized macropathological service to qualified requesters.

During the period from 1 July 1960 through 31 January 1961, the Medical Museum was required to move to Temporary Building `` S '' on the Mall from Chase Hall.

During the period of about 4 hours around sunset, skywave transmission conditions are building up until full nighttime conditions prevail ; ;

During the Civil War period Mr. Brown also invented the Brown & Sharpe formed tooth gear cutter, a basic invention which ultimately revolutionized the world's gear manufacturing industry by changing its basic economics.

During this period 7,484,268 members were received, yet the net membership now is only 9,910,741.

During the period of the Iberian Union ( 1580 – 1640 ), Portugal lost influence and power and made new enemies.

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 the same period the Georgian states of Colchis and Tabal arose around the Black Sea and central Anatolia respectively.

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 he published 18 plays and 3 novels, including the murder mystery The Red House Mystery ( 1922 ).

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 the post-World War I period ski-lifts were built in Swiss and Austrian towns to accommodate winter visitors, but summer tourism continued to be important ; by the mid-20th century the popularity of downhill skiing increased greatly as it became more accessible and in the 1970s several new villages were built in France devoted almost exclusively to skiing, such a Les Menuires.

During the first 11 months of 2006, net imports grew by 21 percent to $ 1. 95 billion, while exports stood at $ 895 million, up 0. 3 percent from the same period in 2005.

During the first 11 months of 2006, the European Union remained Armenia's largest trading partner, accounting for 34. 4 percent of its $ 2. 85 billion commercial exchange during the 11-month period.

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 this period, spectator attendances dropped and media condemnation increased, but Simpson and Lawry flatly disregarded the public dissatisfaction.

During the Tokugawa period ( 1600 – 1868 ) the Ainu became increasingly involved in trade with Japanese who controlled the southern portion of the island that is now called Hokkaido.

During this period Agamemnon and his brother, Menelaus, took refuge with Tyndareus, King of Sparta.

During the Akkadian period, the Akkadian language became the lingua franca of the Middle East, and was officially used for administration, although the Sumerian language remained as a spoken and literary language.

During the time of the first flights, Frederick W. Lanchester, Martin Wilhelm Kutta, and Nikolai Zhukovsky independently created theories that connected circulation of a fluid flow to lift.

During the 1573 Polish election, Albert Frederick attempted to gain acceptance to the Polish senate but was opposed by the powerful Jan Zamoyski ( later Grand Hetman of the Crown of the Kingdom of Poland ) who feared the influence of Protestants in the Polish legislative body.

During the First Partition of Poland in 1772, the city state was annexed by King Frederick the Great of the Kingdom of Prussia.

During his own reign, Frederick William I did much to centralize and improve Prussia.

During World War II, in order to protect it from advancing allied forces, Hitler ordered the king ’ s coffin, as well as those of Frederick the Great and Paul von Hindenburg, into hiding, first to Berlin and later to a salt mine outside of Bernestrode.

During his short pontificate he played the part of a peacemaker ; he came to terms with the Emperor Frederick I in the vexing question of the appointment to the See of Magdeburg and closed the long quarrel, which had raged through four pontificates, about the appointment of William Fitzherbert ( commonly known as Saint William of York ) to the see of York by sending him the pallium in spite of the continued opposition of the powerful Cistercian order.

During the 1940s and 1950s, Frederick Terman, as dean of engineering and provost, encouraged faculty and graduates to start their own companies.

During this same year, Frederick again moved into Italy and this time he joined forces with the local rural nobility to reduce the power of the Tuscan cities.

During his reign, a succession dispute broke out between the houses of Welf and Staufen, the latter which was led by Frederick II and his brother Duke Conrad of Franconia.

During the war, Ulam and Frederick Reines considered nuclear propulsion of aircraft and rockets.

During 1501 Naples became under direct rule from France at the time of Louis XII, as Neapolitan king Frederick was taken as a prisoner to France ; this lasted only four years.

During the conflict between Frederick I and the papacy, the problem of heresy required a political solution.

During the wars led by Emperor Frederick II in northern Italy, the city chose his side: Asti was defeated by the Guelphs of Alessandria at Quattordio and Clamandrana, but thanks to Genoese help, it recovered easily.

During the visit his father arranged for Frederick to meet Peter Ermen of the office of Ermond & Engels, move to Liverpool and to take over sole management of the office in Manchester.

During this winter, Christian II was overthrown and replaced by Frederick I.

Many first hand accounts of the American War of Independence can be found in " the Diary of Lieutenant Frederick Mackenzie " or Serjeant Roger Lamb's " Original and Authentic Journal of Occurrences During the Late American War ".

During the English Civil War the Dutch stadtholder Frederick Henry had given major financial support to Charles I of England, to whom he had close family ties, and had often been on the brink of intervening with his powerful army.

During the coroner ’ s inquest on Morgan's murder, Pete Spence's wife Marietta Duarte testified that her husband, Frank Stilwell, Frederick Bode, Florentino " Indian Charlie " Cruz, and an unnamed half-breed Indian had turned up at her home an hour after the shooting, and that Spence threatened violence if she told what she knew.

During his reign, he saw his father, his brother and his nephew, Frederick IX, ascend the throne of Denmark, respectively in 1906, 1912 and 1947.

During his sojourn in northern Italy, Frederick also invested the Teutonic Order with the territories in what would become East Prussia, starting what was later called the Northern Crusade.

During the war in 1758, at the age of 26, Colonel George Washington was elected to represent Frederick County to the House of Burgesses.

During his twenty-year reign Adolf Frederick was little more than a figurehead, the real power being lodged in the hands of the Parliament of Sweden, often distracted by party strife.

During the Civil War, Gen. Frederick Steele and his troops marched back to Little Rock along the Old Camden Road after a small victory over Confederate forces at the Battle of Jenkins Ferry.

During the War of Liberation in 1813, Frederick changed sides and went over to the Allies, where his status as the brother-in-law of the British Prince Regent ( later George IV ) and uncle to the Russian Emperor Alexander I helped his standing.