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 his career he wrote poetry, prose, and stage plays ; his last novel was Kenelm Chillingly, which was in course of publication in Blackwood ’ s Magazine at the time of his death in 1873.

( During the time span of the novel, from 1861 to 1873, Scarlett ages from sixteen to twenty-eight years.

During the latter part of 1873, Monet, Renoir, Pissarro, and Sisley organized the Société Anonyme Coopérative des Artistes Peintres, Sculpteurs, Graveurs (" Cooperative and Anonymous Association of Painters, Sculptors, and Engravers ") to exhibit their artworks independently.

During the years 1873 – 76 the American mathematical physicist Josiah Willard Gibbs published a series of three papers, the most famous being On the Equilibrium of Heterogeneous Substances.

During the Christmas holidays of 1873, Evans cataloged a coin collection being bequeathed to Harrow by John Gardner Wilkinson, the father of British Egyptology, who was too ill to work on it himself.

During the Virginius Affair of 1873 Forrest wrote a letter to the then General-in-Chief of the United States Army William Tecumseh Sherman.

During the Panic of 1873, a number of railroads, including the St. Paul and Pacific Railroad ( StP & P ), had gone bankrupt.

During 1873 Bergh made a lecturing tour in the western U. S., which resulted in the formation of several societies similar to that in New York.

During his presentation Wendell outlined his belief that 1873 or 1874 would be the date for Christ's second coming.

During this period, there was a detour in April and May 1873, sailing from Bermuda north to Halifax and back, crossing the Gulf Stream twice with the reverse journey crossing further to the east.

During the Reconstruction era, Colfax was the scene of the Colfax massacre on Easter, April 13, 1873.

During the 1873 – 1874 season, Cody and Omohundro invited their friend James Butler " Wild Bill " Hickok to join them in a new play called Scouts of the Plains.

During the seventeenth century, other new industries evolved: greenware pottery ( a pottery, dating from 1873, still exists on the outskirts of the town ), wool and cloth, the processing of wheat into flour, and eventually hops, a key ingredient of beer.

During 1873, hoping to ease Albion Bradbury's lung disease, Kate's family relocated to Santa Barbara, California, where Kate's stepfather died three years later.

During the depression of 1873 – 96, most European countries experienced a drastic fall in prices.

During the voyage he wrote a series of articles which resulted in his book Liberty, Equality, Fraternity ( 1873 – 1874 )-- a protest against John Stuart Mill's neo-utilitarianism.

During 1872 – 1873 he produced a volume of verse, Au bord de la mer, which was followed by others, the last, Les Aveux, appearing in 1882.

During their 7 year long South America expedition ( 1868 to 1876 ) the two German volcanologists Alphons Stübel and Wilhelm Reiss climbed Cotopaxi ( Reiss with Angel Escobar ; 28 November 1872 ) and Tungurahua ( Stübel with Eusebio Rodruguez ; 9 February 1873 ).

During 1873, on the death of his elder brother Michael, Siegfried Bing became the owner of Bing family enterprises in France.

During his administration, the revision of the Commonwealth's constitution was completed and ratified as the Constitution of 1873, which prohibited special and local legislation and changed the terms for members of the state legislature to two years instead of one, and state senators from three years to four.

During the early period of modern chess, queen pawn openings were not in fashion, and the Queen's Gambit did not become common until the 1873 tournament in Vienna.

During his involvement in politics, from 1867 to 1873, Robert Cole became a part of the black Athenians and assisted the Georgia State Legislature.

During the economic downturn in 1873, Root earned extra income on jobs with other firms and as the organist at the First Presbyterian Church.

During the 1873 negotiations, sometimes Winema carried messages between General Edward Canby and Kintpuash ; as a woman, she was considered peaceful.