By the 1950s, the development of civil jets grew, beginning with the de Havilland Comet, though the first widely-used passenger jet was the Boeing 707, because it was much more economical than other planes at the time.

By the late 1950s, the once-prosperous port area of downtown Manhattan was occupied by a number of dilapidated shipping piers, casualties of the rise of container shipping which drove sea traffic to Port Elizabeth, New Jersey.

By the 1950s, the television industry had become a serious competition for the movie industry.

By the middle of the decade, some of the 1950s generation of American comedians, such as Jerry Lewis, went into decline, while Peter Sellers found success with international audiences in his first American film The Pink Panther.

" By 1967, critics were suggesting that the programme no longer reflected life in 1960s Britain, but reflected how life was in the 1950s.

By the late 1950s a wave of Japanese machines forced most North American typewriter companies to cease business, but Tramiel instead turned to adding machines.

By the early 1950s the Soviet Union had seized reparations in the form of agricultural and industrial products and demanded further heavy reparation payments.

By the end of the 1950s, Japanese companies and individual investors had begun to return to the Philippines.

By the early 1960s a few sheds, a century of accumulated trash, the scientists ' house from the late 1950s and a solid, short lighthouse-like day beacon built two decades before were the only signs of human habitation on Jarvis.

By the 1950s American conservatives were emphasizing the Judeo-Christian roots of their values.

By the 1950s surviving silent movie comedians could be pressed into service as Keystone Cops regardless of whether they appeared with the troupe authentically.

By the 1950s, MIT no longer merely benefited the industries it had worked so closely with three decades prior, and was much closer to its new patrons, philanthropic foundations and the federal government.

By the 1950s, rice exports had fallen by two thirds and mineral exports by over 96 %.

By studying grassroots activism and the lived experiences of its participants, her high school students came to appreciate how African Americans worked to end Jim Crow laws in the 1950s.

By the 1950s, an era of every woman being able to own her own pearl necklace had begun, and natural pearls were reduced to a small, exclusive niche in the pearl industry.

By the early 1950s the 356 had gained some renown among enthusiasts on both sides of the Atlantic for its aerodynamics, handling, and excellent build quality.

By the late 1950s, the contest exchange was expanded to include band used.

By the late 1950s, new organizations focused on amateur radioteletype started to appear.

By the late 1950s, when other emerging nations across the African Continent were demanding independence, a small group of São Toméans had formed the Movement for the Liberation of São Tomé and Príncipe ( MLSTP ), which eventually established its base in nearby Gabon.

By the end of the 1950s, SAC had identified 20, 000 potential Soviet target sites and had officially designated 3, 560 of those sites as bombing targets, with the significant percentage being counterforce targets of Soviet air defense, airfields and suspected missile sites.

By the late 1950s, as missiles developed both in quality and number, the ability for the US air fleet to penetrate Soviet airspace was increasingly at risk.

By the early 1950s, Toledo annually trailed the other seven Association clubs in attendance, reaching a desperation point in mid-season of 1952.

By the late 1950s it was routine for special-quality small-signal tubes to last for hundreds of thousands of hours, if operated conservatively.

By the 1950s, in the United States, it had become rare for women to go into their wedding nights not knowing what to expect.

By the 1960s, Vernaccia di San Gimignano experienced a resurgence as its distinctive, crisp qualities established it as a popular alternative to the blander wines produced from Trebbiano and Malvasia blends.

By `` image '' is meant not only a visual presentation, but also remembered sensations of any of the five senses plus the feelings which are immediately conjoined therewith.

By virtue of his self-reliance, his individualism and his freedom from external restraint, the private eye is a perfect embodiment of the middle class conception of liberty, which amounts to doing what you please and let the devil take the hindmost.

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 early June they were a hundred miles off the coast of Ceylon, by which time all four missionaries were hardened seafarers.

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 odd coincidence, on the evening of her return Shelley chose to read Parisina, which was the latest of the titled poet's successes.

By making inroads in the name of law enforcement into the protection which Congress has afforded to the marriage relationship, the Court today continues in the path charted by the recent decision in Wyatt v. United States, 362 U.S. 525, where the Court held that, under the circumstances of that case, a wife could be compelled to testify against her husband over her objection.

By combining the talents of a medical man, Dr. Aterman, a biophysicist, Mr. Berkely, and an electronics expert, Dr. Zworykin, this novel technique has been developed which promises to open broad avenues to understanding life processes.

By Theorem 10, D is a diagonalizable operator which we shall call the diagonalizable part of T.

By ( 1 ), the image of this pencil is a ruled surface of order Af which is met by the plane of the pencil in a curve, C, of order Af.

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 the very nature of the situation, it is the union which has been able to select the time and place to bring pressure upon management.

By all means the most important distinction is that between those total-cost apportionments which superimpose a distribution of admittedly unallocable cost residues on estimates of incremental or marginal costs, and those other apportionments which recognize no difference between true cost allocation and mere total-cost distribution.

By the time Felix turned up it was early afternoon, which, one would think, would be late enough so that by then, except for small children and a few hardy souls who had not yet sobered up, it could have been expected that people would no longer be having any sort of active interest in the previous night's noisemakers and paper hats.

By way of explanation we ourselves are prone to imagine that this achievement stems from the same American Catholic zeal and generosity which brought the parochial school system into existence.

By the Brønsted-Lowry definition, any compound which can easily be deprotonated can be considered an acid.

By the 27th century BC Egyptian writing had a set of some 24 hieroglyphs which are called uniliterals, to represent syllables that begin with a single consonant of their language, plus a vowel ( or no vowel ) to be supplied by the native speaker.

By the Naturalisation Act 1870, it was made possible for British subjects to renounce their nationality and allegiance, and the ways in which that nationality is lost are defined.

By 1980 the infrequency of sightings of Mount Ararat, which looms about sixty kilometers across the Turkish border, became a symbol of worsening air pollution in Yerevan.

By the Rule of St Benedict, which, until the Cluniac reforms, was the norm in the West, the abbot has jurisdiction over only one community.

By studying these images, they can detect solar system objects by their movements relative to the background stars, which remain fixed.

By 325, the controversy had become significant enough that the Emperor Constantine called an assembly of bishops, the First Council of Nicaea, which condemned Arius ' doctrine and formulated the original Nicene Creed of 325.

By some estimates, this might account for most of the internal radiation damage, as the recoil nuclei are typically heavy metals which preferentially collect on the chromosomes.