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

During these early years the repair of watches and clocks and the building of special clocks for church steeples formed an important part of the young man's occupation.

During the Sixties we have the prospect of a significant stepping up in the rate of household formations, which should contribute to a rising volume of consumer expenditures and home building.

During this period he also completed his first public buildings, the Jyväskylä Workers ' Club in 1925, the Jyväskylä Defence Corps building in 1926 and the Seinajoki Defence Corp building in 1924-29.

During the same period as the building of the Erechtheum, a combination of sacred precincts including the temples of Athena Polias, Poseidon, Erechtheus, Cecrops, Herse, Pandrosos and Aglauros, with its so-called the Kore Porch ( or Caryatids ' balcony ), was begun.

During the building boom of the 19th century in the eastern seaboard cities of Boston and New York City, for example, locally made bricks were often used in construction in preference to the brownstones of New Jersey and Connecticut for these reasons.

During the 11th through 14th centuries, a wave of building of cathedrals and smaller parish churches occurred across Western Europe.

During the 1890s, Monet built a greenhouse and a second studio, a spacious building well lit with skylights.

During the 1970 – 1978 restoration works and excavations inside the building, and under the nearby Muristan, it was found that the area was originally a quarry, from which white meleke limestone was struck.

During the classical era of Buddhist philosophy in India, philosophers such as Dharmakirti argue for a dualism between states of consciousness and Buddhist atoms ( the basic building blocks that make up reality ), according to " the standard interpretation " of Dharmakirti's Buddhist metaphysics.

During their model building, Crick and Watson learned that an antiparallel orientation of the two nucleotide chain backbones worked best to orient the base pairs in the centre of a double helix.

During the prosperity of the 1960s, Fairmount enjoyed a time of building with a new town hall, water works, post office and elementary school.

For example, one key meeting location was in the U. S. at the Dakin Building, then owned by American philanthropist Henry Dakin, who had extensive Russian contacts: During the late 1980s, as glasnost and perestroika led to the liquidation of the Soviet empire, the Dakin building was the location for a series of groups facilitating United States-Russian contacts.

During this breakdown of central authority, the nobles ran amok building adulterine castles ( i. e. castles erected without government permission ).

During the truce of 1206 – 1208, John focused on building up his financial and military resources in preparation for another attempt to recapture Normandy.

During the Classical period an important public building, the Pompeion, stood inside the walls in the area between the two gates.

During the Cold War the government of the USSR was located in the Moscow Kremlin but now the Russian government occupies a building outside it.

During regional metamorphism that occurs during the mountain building process ( orogeny ), limestone recrystallizes into marble.

During the 1906 San Francisco earthquake, a statue of Agassiz fell from its niche on the front of the Stanford University zoology building.

During the War of 1812, Nova Scotia ’ s contribution to the war effort was communities either purchasing or building various privateer ships to lay siege to American vessels.

During the construction of the Capitol building in the early 19th century, the U. S. government commissioned a series of four relief panels to crown the doorway of the Rotunda.

During the 2000s, Kim Jong Il made no serious effort to revive the Stalinist economic system his father had spent years building.

During the building phase Potsdamer Platz was the largest building site in Europe.

During the trip Selkirk decided that the route through Illinois territory to Indiana and the eastern United States was the best route for goods from England to reach Red River and that the United States was a better source of supply for many goods than either Canada or England.

In the famous long scroll Along the River During the Qingming Festival painted by Zhang Zeduan ( 1085 – 1145 AD ) during the Song Dynasty ( 960 – 1297 AD ), a suanpan is clearly seen lying beside an account book and doctor's prescriptions on the counter of an apothecary's ( Feibao ).

During the end of the 9th century, the Samanids extended its rule from Bukhara to as far south as the Indus River and west into most of Persia.

During the end of the 9th century, the Samanids extended its rule from Bukhara to as far south as the Indus River and west into most of Persia.

During World War II, Bonn acquired military significance because of its strategic location on the Rhine River, which formed a natural barrier to easy penetration into the German heartland from the west.

During the American Civil War, the Union tended to name the battles after the nearest watercourse, such as the Battle of Wilsons Creek and the Battle of Stones River, whereas the Confederates favoured the nearby towns, as in the Battles of Chancellorsville and Murfreesboro.

During the 7th millennium BC, the northern half of Chad was part of a broad expanse of land, stretching from the Indus River in the east to the Atlantic Ocean in the west, in which ecological conditions favored early human settlement.

Culture and the arts flourished, with grandiose artworks such as Along the River During the Qingming Festival and Eighteen Songs of a Nomad Flute, along with great Buddhist painters like the prolific Lin Tinggui.

During the Nationalist's retreat from Nanjing, the dams around the city were deliberately destroyed by the Nationalist army in order to delay the Japanese advance, killing 500, 000 people in the subsequent 1938 Yellow River flood.

During the sixth and final colonial war, the French and Indian War, the military conflicts in Nova Scotia included: Battle of Fort Beauséjour ; Bay of Fundy Campaign ( 1755 ); the Battle of Petitcodiac ; the Raid on Lunenburg ( 1756 ); the Louisbourg Expedition ( 1757 ); Battle of Bloody Creek ( 1757 ); Siege of Louisbourg ( 1758 ), Petitcodiac River Campaign, Gulf of St. Lawrence Campaign ( 1758 ), St. John River Campaign, and Battle of Restigouche.

During this period the CCC was called in to provide disaster relief following 1937 floods in New York, Vermont and the Ohio and Mississippi River Valleys, and response and clean-up after the 1938 hurricane in New England.

During Thompson's 1811 voyage down the Columbia River he camped at the junction with the Snake River on July 9, 1811, and erected a pole and a notice claiming the country for Great Britain and stating the intention of the North West Company to build a trading post at the site.

During the War of 1812, the Detroit River served as a major barrier between the American Michigan Territory and British Upper Canada, especially during the Battle of Fort Detroit in August 1812, when Detroit briefly fell to the British.

During the American Civil War, the oil-producing region spread over much of western Pennsylvania, up into western New York state, and down the Ohio River valley into the states of Ohio, Kentucky, and the western part of Virginia ( now West Virginia ).

During the decade of 1780, the Spanish regained control of the Bay Islands and took most of the British and their allies in the Black River area.

During the 17th century, a Lunda chief and warrior called Mwata Kazembe set up an Eastern Lunda kingdom in the valley of the Luapula River.

During the 16th century the Portuguese were able to establish permanent markets up the Zambezi River in an attempt to gain political and military control of Mutapa.

During the next 25 years, only two jaguars were documented in the United States, both killed: a large male shot in 1971 near the Santa Cruz River by two teenage duck hunters, and another male cornered by hounds in the Dos Cabezas Mountains in 1986.

During that time the lake drained through present-day Syracuse, New York into the Mohawk River, thence to the Hudson River and the Atlantic.

During this period, no large scale territorial conquest was intended by the Portuguese ; only a few minor settlements were established in the immediate hinterland of Luanda, some on the last stretch of the Kwanza River.

During this time, flooding of the Niger River is common, creating the Inner Niger Delta.

During the 1960s he took part in the first hovercraft expedition up the River Amazon.