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 the middle of the summer, many of the larvae apparently receive such a good diet that it is `` optimal '', and it is then that young queens begin to appear.

By virtue of the legal responsibilities of the Department of Employment in the farm placement program, we necessarily found ourselves in the middle between these two forces.

By the middle of the 19th century, industrialisation swept away most of the city's medieval rules of production and commerce, although the entirely corrupt remains of the city's mediæval constitution was kept in place ( compare the famous remarks of Georg Forster in his Ansichten vom Niederrhein ) until 1801, when Aachen became the " chef-lieu du département de la Roer " in Napoléon's First French Empire.

By the middle of the 2nd millennium BC, the Babylonian mathematics had a sophisticated sexagesimal positional numeral system.

By 1987 Ethernet was clearly winning the standards battle over Token Ring, and in the middle of that year Apple introduced EtherTalk 1. 0 for the newly released Macintosh II computer.

By the middle of the 6th century the king of Babylon was Nabonidus.

By the middle of the dry season, the intertropical convergence zone moves south of Chad, taking the rain with it.

By the 1920s, the emerging middle and working classes were powerful enough to elect a reformist president, Arturo Alessandri Palma.

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 the middle of the 19th century it was the largest and most modern glassworks in the world.

By the middle of the 18th century, " casuistry " became a synonym for moral laxity.

By the middle of the Devonian, several groups of plants had evolved leaves and true roots, and by the end of the period the first seed-bearing plants appeared.

By the middle of the century, the population was bolstered by emigration from the Canary Islands, resettling the northern part of the colony and planting tobacco in the Cibao Valley, and importation of slaves was renewed.

By the middle of December, some high-speed runs were made, in excess of but still well below Campbell's existing record.

By the middle of the 3rd century BC, the Romans had secured the whole of the Italian peninsula, except Gallia Cisalpina ( Po Valley ).

By the middle of June the political situation in Barcelona had deteriorated and the POUM — painted by the pro-Soviet Communists as a Trotskyist organisation — was outlawed and under attack.

By the next century, gardens became available to the middle class as well.

By 1793, the execution of the French king and the onset of the Terror disillusioned the Bildungsbürgertum ( educated middle classes ).

By the middle of the 12th century, coats of arms were being inherited by the children of armigers ( persons entitled to use a coat of arms ) across Europe.

By the middle of the 14th century, the power of the Mongols was declining, and the Grand Princes felt able to openly oppose the Mongol yoke.

By 2000 the social structure included a politically active working class, a primarily clerical middle class, and an upper bracket consisting of managers, entrepreneurs, and professionals.

By the middle of the 17th century, plays such as Robert Davenport's King John and Matilda, although based largely on the earlier Elizabethan works, were transferring the role of Protestant champion to the barons and focusing more on the tyrannical aspects of John's behaviour.

By the middle of the decade the first true kickboxing events were being held in Osaka.

By the middle of 1990, Taylor controlled much of the country, and by June laid siege to Monrovia.

By the 1860s, there were around 5, 000 residents, and the population grew to around 10, 000 by the late 1880s.

By the 1880s, Pissarro began to explore new themes and methods of painting in order to break out of what he felt was an artistic “ mire ”.

By the 1880s, these had evolved into small ships of 50-100 tons, fast enough to evade enemy picket boats.

By the early 1880s, Impressionist methods were affecting, at least superficially, the art of the Salon.

By the late 19th century ( 1880s ) the machine gun had become an effective battlefield weapon.

By the late 1880s, Davis began to encourage reconciliation, telling Southerners to be loyal to the Union.

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 the 1880s, Sahle Selassie, king of Shewa ( the later Emperor Menelik II ) allied with Ras Gobena's Shewan Oromo militia to expand his kingdom to the South and East, expanding into areas that hadn't been held together since the invasion of Ahmed Gragn.

By the 1880s, Anthony had become agnostic.

By the 1880s, Toledo expanded over the vacant streets of Manhattan and Tremainsville, a small town to the west.

By the 1880s, the French brandy industry was devastated by the phylloxera pest that ruined much of the grape crop ; as a result, whisky became the primary liquor in many markets.

By the end of the 1880s, France had established what passed for effective control over the coastal regions of Côte d ' Ivoire, and in 1889 Britain recognized French sovereignty in the area.

By the 1880s, Gathmann's patents were in such demand that he had to form a company to help track and produce his designs.

By the 1880s, Gathmann had made enough money to have his family moved to the United States from Prussia.

By the late 1880s, pressure from the new Afro-Guyanese middle class was building for constitutional reform.

By around 1870, palm oil constituted the primary export of some West African countries, such as Ghana and Nigeria, although this was overtaken by cocoa in the 1880s.

By the 1880s, Hoen was working on halftone methods that could be used in conjunction with either hand-worked or photolithographic stones.

By the 1880s, the cities along the Indian River included Melbourne, Eau Gallie, Titusville, Rockledge, and Cocoa.

By the 1880s homesteaders competed with ranchers for land.

By the 1880s, however, the power and range of rifles had advanced to the extent that shooting in an increasingly populated area was no longer considered safe.

By the late 1880s, the terms " symbolism " and " decadence " were understood to be almost synonymous.

By the 1880s, the community at the lick was called Manitou.

By the 1880s, 18 large distilleries operated in Daviess County at the same time.

By the 1880s the area became noted for its mining ecnonomy.