By the age of six young Johnny indicated that he had the call.

By the time they reach that age, however, Aristotle no longer worries about the evil influence of comedies.

By ancient common law it might be required of all persons above the age of 12, and it was repeatedly used as a test for the disaffected.

By age 8, those who were signing as babies scored an average of twelve points higher on the WISC-III IQ test.

By age three, however, her mother changed her name to Elizabeth Sewall Alcott, after her own mother.

By the age of twenty, Ferdinando I, Duke of Mantua, began commissioning works from him, and he was also employed by local jewelers for figurative designs.

By the help of these discoveries, Angle civilization in the age preceding the invasion of Britannia can be fitted together.

By age 19, Diabelli had already composed several important compositions, including six masses.

By the time of his relatively early death at the age of 51, Erlang created the field of telephone networks analysis.

By the age of 64 after forty years imprisonment ` Abdu ’ l-Bahá was freed by the Young Turks and he and his family began to live in relative safety.

By age 32, Fuller was bankrupt and jobless, living in public, low-income housing in Chicago, Illinois.

By age twenty, she had met and befriended the important, and pivotal, landscape painter of the Barbizon School, Camille Corot, who excelled in figure painting as well.

By the age of four, he was able to play 40 pieces on the piano ; his mother began formally teaching him the next year.

By age 13 Chaplin had fully abandoned education.

By the time Mozart arrived at age 25, in 1781, the dominant styles of Vienna were recognizably connected to the emergence in the 1750s of the early Classical style.

By conceiving a timeless setting — " a vanished age " — and by carefully choosing names that resembled human history, Howard shrewdly avoided the problem of historical anachronisms and the need for lengthy exposition.

By the early 940s Constantine was an old man, perhaps more than 70 years of age.

By 1 July 1933 there were 1, 463 working camps with 250, 000 junior enrollees ( 18 – 25 years of age ), 28, 000 veterans, 14, 000 American Indians, and 25, 000 Locally Enrolled ( or Experienced ) Men ( LEM ).

By the age of Augustus, poets like Virgil closely adhered to the rules of the meter and approached it in a highly rhetorical way, looking for effects that can be exploited in skilled recitation.

By age nine, she was appearing on The Cas Walker Show on both WIVK Radio and WBIR-TV in Knoxville, Tennessee.

By age 16 he had bought his first guitar ( a Harmony acoustic archtop with a sunburst finish ) and begun making contacts in the music business, becoming friends with folk singer Erik Darling, a latter-day member of the Weavers.

By the age of seven, Plato began doing television commercials, reportedly appearing in over 100 spots for companies as diverse as Kentucky Fried Chicken, Dole, and Atlantic Richfield.

By the time Dewey moved to Chicago at the age of thirty-five, he had already published two books on psychology and applied psychology.

By 1952, at the age of 55, Capra effectively retired from Hollywood filmmaking and spent his later years working with Caltech, his alma mater, to produce educational films on science topics.

By the early 20th century, radiometric dating allowed the Earth's age to be estimated at two billion years.

By shifting the comb back and forth slightly, the entire pixel row could be printed, continuing the example, in just eight cycles.

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

He released Come By Me, his first album of big band music in eight years in 1999, and embarked on a world tour visiting the United States, Europe, Japan and Australia.

By the 1880s the tradition of England-Australia cricket tours was well established, with a total of eight Tests having been played, five of them at the MCG, two at the Sydney Cricket Ground and one at The Oval in London.

By 1208, the Germans were strong enough to begin operations against the Estonians, who were at that time divided into eight major and several smaller counties led by elders with limited co-operation between them.

By 1798, there were eight districts: Eastern, Home, Johnstown, London, Midland, Newcastle, Niagara, and Western.

By early 1894 a total of 11 fascicles had been published, or about one per year: four for A – B, five for C, and two for E. Of these, eight were 352 pages long, while the last one in each group was shorter to end at the letter break ( which would eventually become a volume break ).

By contrast a four-straight including the bug can have as many as sixteen outs to complete the straight-Q-J-10-Joker can catch any ace, king, nine, or eight.

By the end of that month, eight political parties had registered to contest the first stage of the transition process: election to the Constitutional Commission, which took place on 23 – 26 July 1992.

By 1353, the three original cantons had been joined by the cantons of Glarus and Zug and the city states of Lucerne, Zürich, and Bern, forming the " Old Federation " of eight states that persisted during much of the 15th century.

By the time the first quarter ended, Miami had run 20 plays for 118 yards and eight first downs, and scored touchdowns on their first two possessions.

By 1967, only 25 nations still used the old three-mile limit, while 66 nations had set a 12-mile territorial limit and eight had set a 200-mile limit.

By the time I was ten, I had eight years on skates instead of four, and a few seasons ’ worth of ice time against ten-year-olds.

By the 12th century, eight Georgian monasteries were listed in Jerusalem.

By the end of World War Two, the US had built eight new wind tunnels, including the largest one in the world at Moffett Field near Sunnyvale, California, which was designed to test full size aircraft at speeds of less than 250 mph and a vertical wind tunnel at Wright Field, Ohio, where the wind stream is upwards for the testing of models in spin situations and the concepts and engineering designs for the first primitive helicopters flown in the US.

By now, much of Scotland was under English occupation, with eight of the Scottish lowland counties being ceded to England by Edward Balliol.

By 1774, Ann Lee and some eight of her followers had emigrated to America, settling in New York.

By the end of the 2nd century BCE, the classification scheme had been expanded into eight categories, seen in the Art of Grammar ( Τέχνη Γραμματική ):

Young Sullivan became proficient with many of the instruments in the band and had composed an anthem, " By the waters of Babylon ", by the age of eight.

By the following year, the party had lost support, winning only eight seats in the 2003 elections.

By shifting the comb back and forth slightly, the entire pixel row could be printed ( continuing the example, in eight cycles ).

By 1907 the practice had been banned in 18 states ; today, fusion as conventionally practiced remains legal in only eight states, namely:

By 1991, Sesame Street and its songwriters had received eight Grammys.

By 1956, five million copies of the Oz books had been published in the English language, while hundreds of thousands had been published in eight foreign languages.