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 2000 Al Qaeda Summit in Kuala Lumpur, American authorities claim that immigration records show that a person named Abdulaziz al-Omari was visiting the country, although they say they are not sure that this was the same person.

During the Kuala Lumpur al-Qaeda Summit, many key details of the 9 / 11 attacks may have been arranged.

During the 2010 G20 Summit in Toronto, a black bloc riot damaged a number of retail locations including an Urban Outfitters, American Apparel, Adidas Store, Starbucks and many banking establishments.

During the lease, Lakewood Church had an exclusive agreement with the City of Houston for use of the former Summit, and as such, invested heavily in the structure for its use.

During the Summit, Swatch Internet Time became the official time system for Nation1, an online country created and run by children.

During the 1992 Earth Summit, which was held in Brazil, the international and local Bahá ' í community were given the responsibility for organizing a series of different programs, and since then the involvements of the Bahá ' í community in the country have continued to multiply.

During the 2010 Industry Summit Collectibles ( a gathering where retailers can meet leaders in the trading cards industry, and listen to discussions about card collecting ), held in Las Vegas on April 11, Panini America announced changes to the company ’ s distribution network.

Two months after the website was launched, Bill Clinton hosted a national Digital Divide Summit in Washington D. C. During the meeting, representatives from civil society and the private sector met with Clinton ; soon, the idea was hatched to create a new national Web portal dedicated to bridging the digital divide.

During the 2012 NATO Summit in Chicago, Kurtis reunited with fellow friend Walter Jacobson to make a special report about the summit and compared it to the 1968 Chicago Democratic National Convention.

During his time in Japan, Schieffer attended five more summits with the U. S. President and three Japanese Prime Ministers including the 2008 G-8 Summit in Hokkaido.

During Songkran ( the Thai New Year ), anti-government protesters of the UDD disrupted the Fourth East Asia Summit.

During his twenty years as the senior partner of Sutter Hill, Draper helped to organize and finance several hundred high technology manufacturing companies. In 1986, he became the head of the world's largest source of multilateral development grant assistance, the United Nations Development Programme, and was instrumental in leadership of several global initiatives, such as the international Education for All movement ( beginning formally with the 1990 Conference in Jomtien, Thailand ), the 1995 Beijing Women's ' Conference, and the 1995 Social Summit in Copenhagen, Denmark.

During the 2008 Bucharest Summit, the alliance discussed the technical details as well as the political and military implications of the proposed elements of the US missile defense system in Europe.

During Mackey's second win, a fierce storm atop Eagle Summit caused a whiteout that forced seven mushers and dog teams to be evacuated by helicopter.

During the May – June 1988 Moscow Summit, US President Ronald Reagan and General Secretary Gorbachev emphasized the importance of stability and security in Europe, specifically calling for data exchange, verification of these data, and then reductions.

During the year 1991, Passenger Terminal 1 underwent its first major renovation in preparation for the United Nations Earth Summit held in 1992.

During the final game of the Summit Series games in Moscow, Eagleson garnered international attention by attempting to confront off-ice officials after the goal judge had failed to light the goal lamp when a Canadian player scored, at which point he was seized by soldiers of the Red Army.

During winter, people downhill ski and snowboard at the challenging but historically relaxed Alpental Ski Area ( part of the The Summit at Snoqualmie ski resort ).

During the 8th African Union Summit which took place in Addis Ababa on 29 and 30 January 2007, the Heads of State and Government decided to launch a competition for the selection of a new flag for the Union.

During his years in Chicago, he also frequently appeared in live theater, including plays at the Forum Dinner Theater in suburban Summit ; receiving a Jefferson award nomination for one of his roles.

During April 2009, this blimp provided aerial surveillance of the 5th Summit of the Americas in Port-of-Spain.

During the 2012 NATO Summit in Chicago, fellow friend Bill Kurtis and Jacobson made a special report on the summit an the 1968 Democratic National Convention.