By 1971, 12 percent of the total area of South Vietnam had been sprayed with defoliating chemicals, at an average concentration of 13 times the recommended USDA application rate for domestic use.

By 1971, 12 percent of the total area of South Vietnam had been sprayed with defoliating chemicals, at an average concentration of 13 times the recommended USDA application rate for domestic use.

By the end of 1971, 29 barricades were in place to prevent access to what was known as Free Derry, 16 of them impassable even to the British Army's one-ton armoured vehicles.

By 1971, when a bibliography of ab initio calculations was published, the largest molecules included were naphthalene and azulene.

By 1971, Bell researchers Michael F. Tompsett et al.

By 1971, Brezhnev had succeeded in becoming first amongst equals in the Politburo and the Central Committee.

By 1971 ELF activity had become enough of a threat that the emperor had declared martial law in Eritrea.

By 1971, the show's ratings had plummeted.

By the mid-1960s, the East Pakistan was accounting for less than 60 % of the nation's export earnings, and by the time of Bangladesh's independence in 1971, this percentage had dipped below 50 %.

By 1971, Friedman had formed his second band, Kinky Friedman and The Texas Jewboys, which many took to be a play on the name of the famous band Bob Wills and His Texas Playboys.

By the 1971 – 72 season, Dalglish had become established in the Celtic first team.

By 1971, this amounted to more than $ 1 billion.

By 1971, Malmö reached 265, 000 inhabitants, but this was the peak which would stand for more than 30 years.

By the 1970s some Native American film roles began to show more complexity, such as those in Little Big Man ( 1970 ), Billy Jack ( 1971 ), and The Outlaw Josey Wales ( 1976 ), which depicted Native Americans in minor supporting roles.

By 1971, 250, 000 Cubans made use of this program.

By mid-1971, as the termination date of the British treaty relationship ( end of 1971 ) approached, the nine still had not agreed on terms of union.

By 1970 Macainsh was back with Strauks, now on drums, first in Claptrap and by 1971 in Frame which had Graeme " Shirley " Strachan as lead vocalist.

By Meddle ( 1971 ), specifically the suite " Echoes ", they moved in the direction of symphonic prog rather than psychedelic rock.

By 1971 the Unification Church of the United States had about 500 members.

By 1971 it was recognized by the New York Times as a " buzz word ".

By the end of 1971, Khan soon faced another war with India that lasted less than two weeks.

By 1971 the yen had become undervalued.

By 1971, the FCC introduced the Prime Time Access Rule, which freed local network affiliates in the top 50 markets ( in practice, the entire network ) to take a half hour of prime time from the networks on Mondays through Saturdays and one full hour on Sundays.

In other fictional television works, a January 1971 episode " By the Pricking of My Thumbs ..." of the British science fiction TV series Doomwatch featured a 16-year-old XYY boy expelled from school because of his genetic condition, a November 1993 episode " Born Bad " of the American police procedural TV series Law & Order portrayed a 14-year-old XYY sociopathic murderer, and the May 2007 season finale episode " Born To Kill " of the American police procedural TV series CSI: Miami depicted a 34-year-old XYY serial killer.

By 1971, diverging interests between the civilian and military wings of the leadership were apparent.

`` By observing the conductor '', he says with a twinkle in his eyes, `` I learned how not to conduct ''.

By upholding his own personal code of behavior, the private detective has placed himself in opposition to a society whose fabric is permeated with crime and corruption.

By no means would we discourage the production of ideas: they provide raw materials with which to work ; ;

By distinguishing superlunary ( celestial ) and sublunary ( terrestrial ) existence, and reinforcing this with the four-element physics of Empedocles, Aristotle came to speak of the stars as perfect bodies, which moved in only a perfect way, viz. in a perfect circle.

) By the time the streetcar pulled away, he had fallen in love with Paula.

By this time she had learned that it was futile to argue with her young husband, yet the uncomfortable fact remained: the American Congregationalists were sending them as missionaries to the Far East and paying their salaries.

By the same test predispositions destructive of human personality exercise their most sinister impact, with the result that men of good will are often trapped and nullified.

By 1783 her legions had managed to annex the Crimea amid scenes of wanton cruelty and now, in this second combat with the Crescent, were aiming at suzerainty over all of the Black Sea's northern shoreline.

By 1913, Ferdinand Lot could begin an article subtitled `` La Conquete De La Grande-Bretagne par Les Saxons '' with the words, `` Il est difficile aujourd'hui d'entretenir des illusions sur la valeur du recit traditionnel de la conquete de la Grande-Bretagne.

Suggest the following twenty-first-century amendment: By moving the term `` Republic '' to lower case, substituting the modern phrase, `` move ahead '' for the stodgy `` keep '', and by using the Postmaster's name on every envelope ( in caps, of course, with the `` in spite '' as faded as possible ), the slogan cannot fail.

By late afternoon the train inched into the marshaling yards in the railhead at Lublin, which was filled with lines of cars poised to pour the tools of war to the Russian front.

By sharing the load of important speeches with his colleagues, the president can develop a cadre of able spokesmen who will help to create a public perception of the university as an institution, something more than the lengthened shadow of one man.

By dealing with common landscape in an uncommon way, Roy Mason has found a particular niche in American landscape art.

By means of this social control, deviance is either eliminated or somehow made compatible with the function of the social group.

By the time the child first attacks the actual problem of reading, he is completely familiar and at ease with all of the elements of words.

By the end of the spring of 1961, assuming that a general business recovery gets under way, interest rates should begin to edge upward again, depending upon the vigor of the recovery and the determination with which the monetary authorities move to restrain credit availability.

By applying this general principle, a great number of complex compounds of osmium, ruthenium, iridium, and rhenium, with triphenylphosphine, triphenylarsine, and triphenylstibine have been obtained in this laboratory during the past few years.

By adding a systematic analysis with symbols to the typed transcripts of interviews, they have supplied a new set of techniques for the therapist.

By using instruments of gradually increasing size, the vagina is gently, and with minimum pain at each stage, taught to yield to an object of the appropriate shape.

By fall, 443 survivors of this arduous journey were clustered about Fort Snelling, but most of them were sent on to Galena and St. Louis, with a few going as far as Vevay, Indiana, a notable Swiss center in the United States.

By 1910 the courts were crowded with cases, many of them brought by freebooters who trafficked in disputed inventions.

By then they could never catch up with the others.

By contrast, a good deal of nuclear pacifism begins with the contingencies and the probabilities, and not with the moral nature of the action to be done ; ;

By the time we arrived and entered the building sacred music was already swelling out into the chapel-like auditorium with its discreet symbols of religious faiths.