By 1957, he set this subject aside in order to work in algebraic geometry and homological algebra.

By 1957, the eight plutonium production reactors at Hanford dumped a daily average of 50, 000 curies of radioactive material into the Columbia.

By March 1957, a full year after the release of " Please, Please, Please ", most members of the Famous Flames had left the group after the group's new manager, Universal Attractions Agency Chief Ben Bart, insisted that the group's billing be " James Brown and The Famous Flames ".

By 1957 they were students in the Vagabond Class of 1958 at the nearby University High School, where again they were on the school's football team, the Warriors.

By 1957 the term was used in the Times Educational Supplement and in Universities Quarterly by 1958.

By the late fifties, he regularly appeared on television: as Sean Connery's trainer in boxing drama Requiem for a Heavyweight ( 1957 ), with Charlie Drake in the sitcom Drake's Progress ( BBC, 1957 ) and a title role in Three ' Tough ' Guys ( ITV, 1957 ), in which he played a bungling criminal.

By the end of the 1940s the number of languages broadcast had expanded and reception had improved following the opening of a relay in modern day Malaysia and of the Limassol relay, Cyprus, in 1957.

By 1957 it employed some 300 people and in 1956 the factory produced about 2675 m < sup > 2 </ sup > of linoleum each week.

By the end of December, the British and French forces had totally withdrawn from Egyptian territory ; after additional UN resolutions and intense US pressure, Israel completed its withdrawal on 8 March 1957.

By the end of 1957, Nasser nationalized all remaining British and French assets in Egypt, including the tobacco, cement, pharmaceutical, and phosphate industries.

By 1957, it changed its name to the Elizabethan Theatre Trust Opera Company.

By 1957 Clearwater was America's fastest growing city.

By February 1, 1957, it grew to base status and was again redesignated as Marine Corps Base, Twentynine Palms, Calif.

By 1957, with the growth of the automobile industry, Streetsboro experienced a population explosion.

By 1957, Merck, Sharpe & Dohme had sold most of their property and moved to West Point, Pa.

By 1957, the North Richland Hills ' boundary was within of Smithfield, and by 1960 Smithfield had been annexed to North Richland Hills.

By the spring of 1957, Mao had announced that criticism was " preferred " and had begun to mount pressure on those who did not turn in healthy criticism on policy to the Central Government.

By early July 1957, the campaign had become too difficult to control, and Mao viewed many of the received letters as absurd.

By 1957, Genovese felt strong enough to move against Luciano and his acting boss in New York, Frank Costello.

By 1957, the year Cornplanter's last direct descendant ( Jesse Cornplanter ) had died, the Cornplanter Tract had only a seasonal population.

By this time also ( July 1957 ) his noteworthy theatrical credits already included performances as Jimmy in The Rainmaker and as Harvey Weems in Horton Foote's The Midnight Caller.

By 1957, Pomus had given up performing in order to devote himself full-time to songwriting.

By airline from Concord to Burlington is a distance of about 150 miles, counting a slight deviation for the stop at either Barre or Montpelier.

By 1985 Eastern was the largest airline in the world in terms of passengers enplaned and operated in 26 countries on three continents.

By the time of its 50th anniversary in 1981, the Boeing 747 airline carried over 10 million passengers in a year for the first time.

By the end of 1949, the airline had flown passengers to London and Johannesburg.

By March 2009, the airline completely retired its fleet of three ATR 42 short-haul aircraft, after operating the type since 1993, and replaced it with a fleet of six Bombardier Q400 aircraft, the first of which was delivered in May 2008.

By 1994 the fleet had been replaced with Boeing 737-400 and-500 and domestic deregulation of the airline market was introduced.

By 1948 the airline had weekly trips to the Far East.

By 1952, the British state airline BOAC had introduced the Comet into scheduled service.

By then, the domestic and international airline, through its routes had become truly Colombian which was reflected in its ownership.

By the summer of 1970, the airline had some two dozen twin-engine transport aircraft, another two dozen short-take off-and-landing aircraft, and 30 helicopters dedicated to operations in Burma, Cambodia, Thailand, and Laos.

By this time, the airline was carrying 740, 000 passengers a year.

By 2005, Cathay Pacific owned 18 percent of the airline, with its parent, Swire Pacific owned 7. 71 percent ; CNAC owned 43 percent and CITIC Pacific owned 28. 5 percent.

By 1971, regular scheduled airline operations were conducted by Delta Air Lines, and the former Eastern Air Lines, National Airlines and Southern Airways.

By the time that airline was taken over by British Airways at the end of October 1992, it had served Tegel Airport for a quarter of a century.

By 2001 the airline said it would keep of office space in the watch building, but that its telephone operations would move to Jacksonville, Florida.

By March 2008 three Airbus A320 aircraft were based at the airport serving nine Aer Lingus routes from Belfast, and the airline has restored the link between Belfast International and London Heathrow Airport which was abandoned by British Airways.

By that time, BEA's main operating base at Northolt was the busiest airport in the UK ; however, the airline was losing money, which resulted in replacing former BOAC director, Gerard d ' Erlanger, who was BEA's first chairman, with Lord Douglas of Kirtleside, as well as appointing Peter Masefield as its new managing director.

By the early 1960s, excluding Aeroflot, BEA carried more passengers per year than any other airline in Europe ; worldwide ( excluding Aeroflot and the Civil Aviation Administration of China ), only the " Big Four " US airlines – American Airlines, United Airlines, Eastern Air Lines and TWA – carried more.

By mid of June 2012 the airline introduced their first Embraer 190.

By December 2002 the airline announced that it planned to increase its leased space and use contiguous and efficient floor plates.

By 1983 the fleet included seven aircraft, two Boeing 727-100s ( the second was registered C2-RN7 ) and five Boeing 737-200s ( C2-RN5, ' RN6, ' RN8 and ' RN9 having been added to the fleet ); since the entire population of Nauru at this time was about 8, 000, the airline was in the extraordinary position of having seating capacity equal to 10 % of the Nauruan population.

By 1969 the turboprop planes were all retired, making Braniff an " all jet " airline.

By that time, VASP had plummeted from the second to the fourth position in the Brazilian airline market, flying an aged fleet of Boeing 737s ( most of them of the obsolete − 200 series ) and Airbus A300s.

By this time the airline was flying out of airports in the East Coast of the USA to Freeport in the Bahamas.