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 the years under Gropius ( 1919 – 1927 ), he and his partner Adolf Meyer observed no real distinction between the output of his architectural office and the school.

During that same period, the economy grew by 3 % a year, and by 1951 the United Kingdom had " the best economic performance in Europe, while output per person was increasing faster than in the United States.

During that period, economic output contracted by one-third.

During this period, the movement produced " a prodigious output of leaflets, pamphlets, journals, magazine articles, newspaper and radio and TV interviews.

During periods away from Hawkwind duties, and after finally leaving the group in 1979, Calvert worked on his solo career, his creative output including albums, stage plays, poetry, and a novel.

During Japan's initial conquest it captured of oil (~ 5. 5 × 10 < sup > 5 </ sup > tonnes ) left behind by retreating Allied forces, and by 1943 was able to get production in the Dutch East Indies up to, 76 percent of its 1940 output rate.

During the transition the input transistor is briefly in its active region ; so it draws a large current away from the base of the output transistor and thus quickly discharges its base.

During World War I, the American agricultural industry enjoyed prosperity, through the raising of prices which led to increased output which Americans used to supply Europe.

During wet years, the rich soil provides bountiful agricultural output, but crops fail during dry years.

During the twenty-four years he spent in Europe, he never abandoned writing, and maintained a prodigious output of stories that retained the freshness of his earlier work.

During the 1950s, output of beef and grain fell, and the economy suffered.

During operation, it is common for a vehicle's charging system to fluctuate, so a regulated amplifier will maintain its power output regardless of voltage fluctuation.

During the Revolutionary War, Connecticut's prodigious agricultural output led to it being known informally as " the Provisions State ".

During World War I, the original Marconi spark transmitter was replaced with an Alexanderson alternator, the invention of the famous General Electric engineer, with an output power of 200 kilowatts and looking like an ordinary power station generator.

During the 20th century, writers and performers like C J Dennis, Barry Humphries and Paul Hogan both mocked and celebrated Australian cultural stereotypes, while shifting demographics saw a diversification of artistic output, with writers like feminist Germaine Greer challenging traditional cultural norms.

During the mid-1970s, Joseph Ossanna, working at Bell Laboratories, wrote the troff typesetting program to drive a Wang C / A / T phototypesetter owned by the Labs ; it was later enhanced by Brian Kernighan to support output to different equipment, such as laser printers and the like.

During the Golden Age of detective fiction, English-speaking writers dominated the genre, but after the 1940s there was a general waning of English-language output.

During ventricular fibrillation, cardiac output drops to zero, and, unless remedied promptly, death usually ensues within minutes.

During the early years, radios, loudspeakers and microphones were the main output from the factory.

During the 1930s and 40s, Sargeson experienced considerable economic hardship, as his literary output earned him very little money.

During solar maximum, large numbers of sunspots appear and the sun's irradiance output grows by about 0. 1 %.

During the 1980s, Orion's output included Woody Allen films, Hollywood blockbusters such as the first Terminator and the RoboCop films, comedies such as Throw Momma from the Train, Dirty Rotten Scoundrels, Something Wild and the Bill & Ted films, and best picture Academy Award winners Amadeus, Platoon, Dances with Wolves, and The Silence of the Lambs.

During the 2005 – 06 season, Duncan suffered from plantar fasciitis for most of the season, which was at least partly responsible for his sinking output ( 18. 6 points, 11. 0 rebounds, 3. 2 assists and 2. 0 blocks per game ), and also for his failure to make the All-NBA First Team after eight consecutive appearances.

During the rest of Flaxman's career memorial bas-reliefs of this type made up the bulk of his output ; and may be found in many churches throughout England.