During a 1924 – 25 expedition, Alexander H. Rice, Jr. of Harvard University traveled up the Orinoco, traversed the Casiquiare canal, and descended the Rio Negro to the Amazon at Manaus.

During the 19th century, after Schleswig-Holstein had come under the government of Prussia ( from 1871 the German Empire ) following the Second Schleswig War in 1864, a combination of naval interests — the German navy wanted to link its bases in the Baltic and the North Sea without the need to sail around Denmark — and commercial pressure encouraged the development of a new canal.

During migration, the thyroid remains connected to the tongue by a narrow canal, the thyroglossal duct.

During the second attempt to capture Vicksburg, Grant made a series of unsuccessful and highly criticized movements along bayou and canal water routes.

During the Mongol Yuan Dynasty ( 1271 – 1368 ) the capital of China was moved to Beijing, eliminating the need for the canal arm flowing west to Kaifeng or Luoyang.

During the Yuan dynasty a further canal, the Tonghui River, connected Tongzhou with a wharf called the Houhai or " rear sea " in central Beijing.

During labour and birth, the infant's skull changes shape to fit through the birth canal, sometimes causing the child to be born with a misshapen or elongated head.

During this time, a canal was built from Bromberg to Nakło which connected the north-flowing Vistula River via the Brda to the west-flowing Noteć, which in turn flowed to the Oder via the Warta.

During subsequent travels, first as a surveyor ( appointed by noted engineer John Rennie ) for the canal company until 1799 when he was dismissed, and later, he was continually taking samples and mapping the locations of the various strata, and displaying the vertical extent of the strata, and drawing cross-sections and tables of what he saw.

During the early 20th century, the canal network was in decline following a declining usage and increasing competition from the railways and road transport.

During the time of the United Provinces Hellevoetsluis was the naval port of the Admiralty of de Maze ( Rotterdam ) and could accommodate an entire fleet within a special land-enclosed fortress with harbour and dockyard facilities, accessible through a canal.

During the construction an epidemic of cholera broke out and dozens of men were buried along the banks of the canal and the Delaware River.

During its heyday as a canal port, Liverpool also had a large boat repair industry.

During renovations of the canal, the route was altered, leaving behind remnants of the original Erie Canal.

During the locomotive boom the canal remained semi operational until 1929.

During the second half the 19th century several mills, tanneries, and factories were built along the canal.

During the Second World War a large number of concrete bunkers known as pillboxes were built as part of the GHQ Line to defend against an expected German invasion, many of which are still visible along the banks of the canal.

Boaters protest about the proposed sale of the Jericho, Oxford | Jericho Boatyard on the Oxford Canal in 2005 near St Barnabas Church, Oxford | St Barnabas Church. During the 1960s pleasure boating began to grow in popularity and replace the old trading boats, After a fact-finding cruise on the canal, Barbara Castle ( Minister for Transport ) rejected a proposal for closure.

During the reign of King Henry I the canal is recorded as having been scoured out to increase its depth in 1121, but it deteriorated until by the 17th century it was virtually impassable.

During this period of " canal mania ", huge sums were invested in canal building, and although many schemes came to nothing, the canal system rapidly expanded to nearly 4, 000 miles ( over 6, 400 kilometres ) in length, with essentially no external competition.

During the 19th century in much of continental Europe the canal systems of many countries such as France, Germany and the Netherlands were drastically modernised and widened to take much larger boats, often able to transport up to two thousand tonnes, compared to the thirty to one hundred tonnes that was possible on the much narrower British canals.

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.

During Darnley ’ s lifetime there was little public knowledge of the urn, and no record of a published photograph exists before 1921.

During the Atari 7800 ’ s life cycle, Atari found themselves struggling to get developers to create 7800 versions of then-popular arcade titles because of a controversial policy employed by Nintendo.

During his youth he was " shaped " by his father and was regarded as an outstanding member of the Bahá ’ í exile community.

During the sojourn in the city ` Abdu ’ l-Bahá grew from a boy into a young man.

During Patassé ’ s rule they were becoming increasingly marginalised, while Patassé created militias favouring his own Gbaya tribe, as well as neighbouring Sara and Kaba.

During the Anglo-French War ( 1627 – 1629 ), under Charles I, by 1629 the Kirkes took Quebec City, Sir James Stewart of Killeith, Lord Ochiltree planted a colony on Cape Breton Island at Baleine, Nova Scotia and Alexander ’ s son, William Alexander, 1st Earl of Stirling established the first incarnation of “ New Scotland ” at Port Royal.

During this period, Colombia ’ s telecommunications industry lost US $ 2 billion despite a profit of US $ 1 billion in local service.

During this period, the marketing department followed the lead of Detroit automobile manufacturers and came up with many marketing slogans and buzzwords to describe Cessna ’ s product line in an attempt to place their products ahead of the competition.

During this time Alston founded the Harlem Artists ’ Guild with Savage and Elba Lightfoot to work towards equality in WPA art programs in New York.

During the same year, bird watching, photography, and other non-consumptive uses of waterfowl contributed an additional $ 192. 8 million to Michigan ’ s economy.

During the medieval period and prior to the Ottoman occupation of Debarewa in 1557, Eritrea ’ s historical name was Bahre-Negash ( Kingdom of the Sea ).

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 autumn, Fellini researched and developed a treatment based on a film adaptation of Mario Tobino ’ s novel, The Free Women of Magliano.

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 the Roman period Britain ’ s continental trade was principally directed across the Southern North Sea and Eastern Channel, focusing on the narrow Strait of Dover, though there were also more limited links via the Atlantic seaways.

During a battle between Corvus and Morcalavin, Corvus switches the false tome for his real one, curing Morcalavin ’ s insanity and ending the plague.

During these years policies were put in place which led to the rapid transformation of Malaysia ’ s economy and society, such as the controversial New Economic Policy, which was intended to increase proportionally the share of the economic " pie " of the bumiputras (" indigenous people ", which includes the majority Malays, but not always the indigenous population ) as compared to other ethnic groups — was launched by Prime Minister Tun Abdul Razak.

During the 1970s and ‘ 80s rural poverty did decline, particularly in the Malayan Peninsula, but critics of the government ’ s policy contend that this was mainly due to the growth of overall national prosperity ( due in large part to the discovery of important oil and gas reserves ) and migration of rural people to the cities rather than to state intervention.

During his career with the NBA ’ s Milwaukee Bucks and Los Angeles Lakers from 1969 to 1989, Abdul-Jabbar won six NBA championships and a record six regular season MVP Awards.

During World War II, though already an experienced composer, Hartmann submitted to a course of private tuition in Vienna by Schoenberg ’ s pupil Anton Webern ( with whom he often disagreed on a personal and political level ).

During World War I, Germany, at that time Liberia ’ s major trading partner, withdrew from the country, causing Liberian customs revenue to decrease.