During the 1970s and 1990s, there was an epistemological shift away from the positivist traditions that had largely informed the discipline.

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 1960s and 1970s, the city gained a reputation as a center for liberal politics.

During the 1960s and 1970s, the city gained a reputation as an important center for liberal politics.

During much of the 1970s Roma's appearance in the top half of Serie A was sporadic.

During their heyday from the late 1970s to the mid-1990s, most BBSes were run as a hobby free of charge by the system operator ( or " SysOp "), while other BBSes charged their users a subscription fee for access, or were operated by a business as a means of supporting their customers.

During the 1970s the Air Force was at the apogee of its power, possessing at least 500 modern combat aircraft in its inventory.

During the early 1970s, Manchester United were no longer competing among the top teams in England, and at several stages were battling against relegation.

During the Orioles ' heyday in the 1970s, a club song, appropriately titled " Orioles Magic ", was composed, and played when the team ran out until Opening Day of 2008.

During the late 1970s and early 1980s, the site hosted Creative Time's landmark Art on the Beach sculpture exhibitions.

During the 1970s, he made guest-appearances on TV series such as Ironside, Insight, Barbary Coast, The Love Boat, Medical Center, four episodes of Love, American Style, Fantasy Island, and two episodes each of The Streets of San Francisco, and Rod Serling's Night Gallery.

" During the 1970s, widely different methods began to be seen as part of a new emerging discipline of computational chemistry.

During the 1970s the " small press " culture grew and diversified.

During the 1970s and 1980s it was also used to test the ability of containers of radioactive material to withstand impacts and other accidents.

During the 1970s and 1980s, the Bengals were a perennial playoff contender and they won AFC championships in and, but lost Super Bowls XVI and XXIII to the San Francisco 49ers.

During the 1960s and 1970s, the CPC experienced a significant ideological breakdown with the Communist Party of the Soviet Union under Nikita Khrushchev, and later, Leonid Brezhnev.

During the 1970s the relative number of communists in Republics of the Soviet Union was as follows:

During the 1970s, a growing number of Canadian stations pushed American channels off the systems, forcing several to expand beyond the original 12-channel system configurations.

During the 1970s producers started to reduce the quantity of white grapes in Chianti.

During the 1970s, modern dramatic directors made some of their first films.

During the Portuguese Colonial War in the 1960s and the 1970s, the Portuguese Army created an experimental horse platoon, to combat the guerrillas in eastern Angola.

During the late 1970s he acquired a large public audience as a critic of the then Labour government's disregard of civil liberties ; his writings from this time are collected in Writing By Candlelight ( 1980 ).

During the 1950s, 1960s and 1970s, several events occurred which raised the public awareness of harm to the environment caused by man.

During the 1960s and 1970s hundreds of fossils were found, particularly in East Africa in the regions of the Olduvai gorge and Lake Turkana.

During the 1970s and ' 80s, Cassandra B. Whyte did significant educational research studying locus of control as related to the academic achievement of students pursuing higher education coursework.

During his two terms the Constitution was tested and found workable, strong national policies were inaugurated, and the traditions and powers of the Presidential office firmly fixed.

During 1960, two important conferences were organized by the Development Council's Industrial Division.

During World War 2, about 7.5 million persons were enrolled in courses organized under two special programs administered by state and local school authorities: ( 1 ) Vocational Education for National Defense, and ( 2 ) War Production Training.

During summers, business was so brisk that Mrs. Wilcox had two assistants and a messenger.

About a quarter of Hardy's poems carry an appended date line, usually the year of completion, but sometimes inclusive years ( `` 1908 - 1910 '' ) or two separate dates when Hardy worked on the poem ( `` 1905 and 1926 '' ) or an approximate date ( `` During the War '' ).

During the two weeks when the algae disappeared from the effluent BOD's in the effluent were 18 and 16 Aj.

During the second week of operations, Fogg received a telegram from the Post Office Department, asking him to `` put on two airplanes and make two flights daily, plus one Sunday trip ''.

During his journey Palfrey stopped off to see two abolitionists.

During Dulles's first two years in office, while Republicans ran the Senate, the Department was at the mercy of men who had thirsted for its blood since 1945.

During that time he gave lessons not only to Alexander, but also to two other future kings: Ptolemy and Cassander.

Within a short while, he grasps what is at stake and warns the authorities that unless steps are taken immediately, the epidemic could kill off half the town's population of two hundred thousand within a couple of months .</ br > During the epidemic, Rieux heads an auxiliary hospital and works long hours treating the victims.

During each winter there is usually one fall of snow in the south and two in the north ; but the snow quickly disappears, and sometimes, during an entire winter, the ground is not covered with snow.

During the short reigns of the older two of his three elder brothers, Æthelbald of Wessex and Æthelberht of Wessex, Alfred is not mentioned.

During 1228, Andrew's two sons started again to take back the former royal domains in their provinces, and they persuaded Andrew to confiscate the estates of the barons who had taken part in the conspiracy against their mother.

During his reign, Jerusalem became more closely allied with the Byzantine Empire, and the two states launched an unsuccessful invasion of Egypt.

During his rookie season, he played in two games where he amassed a record of 5 passing attempts with 0 receptions and 2 interceptions.

During this period of imperial change in Vienna and revolutionary ferment in France, Salieri composed two additional extremely innovative musical dramas to libretti by Giovanni Casti.

During the late 1950s it was sought by two rail historians, George Horn and Martin Schachne, but they did not gain access to the tunnel itself.

During its final two years of existence, the AFL teams won upset victories over the NFL teams in Super Bowl III and IV, the former New York Jets victory was considered one of the biggest upsets in American sports history.

During this period he also completed two woodcut series, the Great Passion and the Life of the Virgin, both published in 1511 together with a second edition of the Apocalypse series.

During the next five years, two more non-Victorian teams, Fremantle and Port Adelaide, joined the league.

During the Neolithic Revolution, which occurred during the early Holocene, there were at least two aurochs domestication events: one related to the Indian subspecies, leading to Zebu cattle ; the other one related to the Eurasian subspecies, leading to taurine cattle.

During this period, in 1943, he married Klavdia Alekseyevna Vikhireva, with whom he raised two daughters and a son before she died in 1969.

During the two year absence of his father ` Abdu ' l-Bahá took up the duty of managing the affairs of the family, before his age of maturity ( 14 in middle-eastern society ) and was known to be occupied with reading and, at a time of hand-copied scriptures being the primary means of publishing, was also engaged in copying the writings of the Báb.