By watching the valve rhythmically move up and down, Papin conceived of the idea of a piston and a cylinder engine.

By the show's tenth anniversary in 1979, 9 million American children under the age of six were watching Sesame Street daily.

By now a crowd is watching, and Hal flees into the darkness.

By the concluding scene, it seems that Hunnicut is about to change the course of history, since the passenger watching the sale from the embassy limousine now has his name on paper as the haunted vehicle's owner.

By 2000, about 46 million viewers out of a population of 280 million watched the first debate, with ten million fewer watching the subsequent debates that year.

By the show's tenth anniversary in 1979, nine million American children under the age of six were watching Sesame Street daily, and several studies showed it was having a positive educational impact.

By the show's tenth anniversary in 1979, nine million American children under the age of six were watching Sesame Street daily.

By contrast, there is no direct regulation of dolphin watching in Argentina.

By the end of the sixth season, Mulder and Scully were increasingly shown enjoying more light-hearted activities together, such as practicing baseball, using FBI funds for a " night out " during a movie premiere, and watching a movie at Mulder's apartment.

By this stage, he had already attracted the attention of major clubs, with Manchester United scout Jack O ' Brien reporting back to manager Matt Busby in 1948 that he had " today seen a 12-year-old schoolboy who merits special watching.

By watching movements of lips and face, humans get conditioned and practice lip reading.

By watching the blinking lamp on the pinnacle of the tower, one can see if transmitter is working.

By that time there were nearly 10 Million Britons watching some of the events on TV.

The plaque notes that Eric Coates was inspired to write By the Sleepy Lagoon, the signature tune for Desert Island Discs, whilst watching the sea from here (: File: Eric Coates plaque Selsey. jpg | read plaque.

By 1595, 15, 000 people a week were watching plays in London.

* By watching Ghatak's Meghe Dhaka Tara, I derived that pleasure by which the mind gets mesmerised by the sad aspect of life, and gets purified by the artistic communication's receiving and protesting.

By this point in time Apple was in serious trouble in the marketplace, and most developers had long given up believing any of their claims after watching one such product after another disappear.

By March 30, 1791 a second Act enabled the inhabitants of that portion of the Northern Liberties between Vine Street and Pegg ’ s Run ( Cohoquinoque Creek ) and the middle of Fourth Street and the Delaware River to elect three commissioners to lay taxes for the purpose of lighting, watching and establishing pumps within those bounds.

By chance, they become involved in the action causing a series of events that parallel the play they are watching.

By luck, he also finds Holly and Selexin, and uses Selexin's teleporter to kill the final hood, by teleporting half its body away to watching officials.

By 1984, Fisher was watching over eighteen institutions in eleven countries.

By the time I finished, there were ten men on each side, the game was played indoors on plastic, and I had to spend half my time watching out for a man dressed in a chicken suit who kept trying to kiss me.

By this time, however, many of the initial viewers had already stopped watching.

By this stage in the war, the German submarine authorities had become aware of the existence of Q-ships and Captain Ernst Rosenow of the UC-29 was taking no risks with his target, remaining at 400 yards ( 366m ) distance watching the staged panicked evacuation of the ship.

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 this point Apple had a wide variety of communications products under development, and many of these were announced along with AppleTalk Phase II.

By the mid-1960s, both systems showed enough promise to start development of base selection for a limited ABM system dubbed Sentinel.

By 1955 Douglas proposed going ahead with development, intending it to be the primary weapon for the F5D Skylancer interceptor.

By comparison Whorf's other work in linguistics, the development of such concepts as the allophone and the cryptotype, and the formulation of " Whorf's law " in Uto-Aztecan historical linguistics, have met with broad acceptance.

By virtue of its extensive biotechnology sector, its numerous major universities, and relatively few internal barriers, the U. S. has progressed a great deal in its development of BME education and training opportunities.

By helping to ensure benefit-sharing, the Nagoya Protocol creates incentives to conserve and sustainably use genetic resources, and therefore enhances the contribution of biodiversity to development and human well-being.

By the 1870s, Herbert Spencer and other classical liberals concluded that historical development was turning against them.

By the end of the war, 17 pounders had proven much more effective against German tanks, and 32 pounders had entered development.

By 1921, this was to rise to 110, 000, largely through the development of bidonvilles.

By the fourth beta version, Valve Software, the developer who created Half-Life, began assisting in the development of Counter-Strike.

By the time Gorbachev ushered in the process that would lead to the dismantling of the Soviet administrative command economy through his programs of glasnost ( political openness ), uskoreniye ( speed-up of economic development ) and perestroika ( political and economic restructuring ) announced in 1986, the Soviet economy suffered from both hidden inflation and pervasive supply shortages aggravated by an increasingly open black market that undermined the official economy.

By the end of the 19th century the world had been forever changed by the rapid communication made possible by engineering development of land-line, underwater and, eventually, wireless telegraphy.

By the late 15th century some vihuelas were played with a bow, leading to the development of the viol.

By 1979 master plan development was handled by the firm of Sasaki & Associates, which continued to work alongside the university in the years that followed.

By 1842, a list of nine elements believed to be essential to plant growth had been compiled, and the discoveries of the German botanists Julius von Sachs and Wilhelm Knop, in the years 1859-65, resulted in a development of the technique of soilless cultivation.

By the late 20th century, the rapid development and convergence of information and telecommunications technologies gave rise to an ICT industry on the island along with many incentives provided by the government.

By 1997, the Ministry of Information and Telecommunications was created to formulate and implement policies regarding the development of the ICT sector.

By doing so, the multi-billion dollar development cost of a new launch vehicle is avoided.

By the time the 68060 was in production, Motorola had abandoned development of the 680x0-type chips in favor of the PowerPC.

By the early 2000s, community development issues and resettlements became mainstreamed in Bank mining projects.

By paying the collectivized peasants low state-controlled prices for their product, and using the surplus thus extracted to pay for industrial development, the state carried out a series of three-year plans, which brought industry's share of the economy from 47 % in 1946 to 70 % in 1959, despite the devastation of the Korean War.

By 2012, North Korea's external debt had grown to an estimated US $ 20 billion despite Russia reportedly writing off about $ 8 billion of debt in exchange for participation in natural resources development.

By and large, however, the differences result from the historic dispersal of the Jews and the consequent development of differences among regions in their practices ( see minhag ).

By the late 1960s, referred to as the " golden age " or " classic rock " period, a number of distinct rock music sub-genres had emerged, including hybrids like blues rock, folk rock, country rock, and jazz-rock fusion, many of which contributed to the development of psychedelic rock influenced by the counter-cultural psychedelic scene.