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 dealing with common landscape in an uncommon way, Roy Mason has found a particular niche in American landscape art.

`` By the way '', said Mr. Blatz, packing his tools into a battered carrier, `` them power tools needs extra voltage.

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 early summer, he wrote from Laramie that he was suffering from the wound inflicted in the ambush and was in a bad way financially, so Pels sent him a draft for $100, warning that it was still not wise for him to return.

By means of charts showing wave-travel times and depths in the ocean at various locations, it is possible to estimate the rate of approach and probable time of arrival at Hawaii of a tsunami getting under way at any spot in the Pacific.

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 theory of minute constituents of things, and his emphasis on mechanical processes in the formation of order, he paved the way for the atomic theory.

By allowing a new kind of equality among citizens this opened the way to democracy, which in turn called for a new means, chattel slavery, to at least partially equalise the availability of leisure between rich and poor.

By 1980, the way the game was played had changed dramatically due to innovative coaching tactics, with the phasing out of many of the game's kicking styles and the increasing use of handball ; whilst presentation was influenced by television.

By 1972, however, with only a minimum of work done on the I-95 right of way and none on the potentially massively disruptive Inner Belt, Governor Francis Sargent put a moratorium on highway construction within the MA-128 corridor, except for a short stretch of Interstate 93.

By early 2000 there had been the beginning of an economic recovery, with the export sector leading the way, as it enjoyed the benefit of the more competitive exchange rate, as well as strong prices for petroleum, Colombia's leading export product.

By 0. 3 Mya, Canis lupus ( the gray wolf ) was fully developed and had spread throughout Europe and northern Asia ; and Beringia offered a way to North America.

By 1996, other engineers had joined in, because it was clear that Cygwin would be a useful way to provide Cygnus ' embedded tools hosted on Windows systems ( the previous strategy had been to use DJGPP ).

By Stalin's death in 1953, the Central Committee had become largely a symbolic organ, which was responsible to the Politburo, and not the other way around.

By way of contrast, when introduced in 1985, the Amiga had compared favorably against 286-based systems with EGA graphics and rudimentary sound capabilities that frequently cost 2 – 3 times as much.

By 1827, construction on the Dayton-Cincinnati canal began as a way to better transport goods from Dayton to Cincinnati.

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 2003 the line had been restored from Massawa all the way through to Asmara.

By no means do all Greek epigrams behave this way ; many are simply descriptive.

By way of comparison, the routes départementales cover a total distance of 365, 000 km.

* By the convolution theorem, Fourier transforms turn the complicated convolution operation into simple multiplication, which means that they provide an efficient way to compute convolution-based operations such as polynomial multiplication and multiplying large numbers.

By the end of the 1990s, 11 fishing farms were registered in Guadeloupe and experiments are under way to catch and market fish in order to respond to growing demand.

By granting land to the abbotts and bishops he appointed, Otto actually made these bishops into " princes of the Empire " ( Reichsfürsten ); in this way, Otto was able to establish a national church.

By 1988, Hungary had developed a two-tier banking system and had enacted significant corporate legislation which paved the way for the ambitious market-oriented reforms of the post-communist years.

By a late act, all these colonies are declared to be in rebellion, and out of the protection of the British crown our properties subjected to confiscation, our people, when captivated, compelled to join in the murder and plunder of their relations and countrymen, and all former rapine and oppression of Americans declared legal and just.

By the 1963 March Decrees, Ben Bella declared that all agricultural, industrial, and commercial properties previously operated and occupied by Europeans were vacant, thereby legalizing their confiscation by the state.

By 1903 KAR ’ s retaliatory ventures focused on confiscation of livestock, a highly effective form of punishment, and " the KAR had become accomplished cattle-rustlers.

By this means, the frontier was pushed beyond the lands claimed by purchase, to effect a creeping confiscation of Māori land.

By 1652 the policy was achieved by the confiscation of almost all Catholic-owned land in Ireland, something that also served to punish Irish Catholics for their rebellion and war against Parliament.

By 1922, however, the government began to order a systematic nationalization and confiscation of the convent's property, beginning to remove valuable gold and silver objects such as ikon oklads, rizas, gospel covers, crosses and ecclesiastical and liturgical objects.

By 1862, the family's property in South Carolina was in danger of confiscation by the government of the Confederate States of America.

By 1960, Powers was already a veteran of many covert aerial reconnaissance missions.

By the early 1960s films based on commando missions like The Gift Horse ( 1952 ) based on the St. Nazaire Raid, and Ill Met by Moonlight ( 1956 ) had begun to inspire fictional adventure films such as The Guns of Navarone ( 1961 ), The Train ( 1964 ), The Dirty Dozen ( 1967 ), Where Eagles Dare ( 1968 ) and Hannibal Brooks ( 1969 ), which used the war as the backdrop for spectacular action films.

By the end of 1805 all Indians of the East Bay south of Carquinez Strait were at the missions.

By 1823 twenty-one Spanish missions had been established in Alta California.

By 1820 Spanish influence was marked by the chain of missions reaching from Loreto, north to San Diego, to just north of today's San Francisco Bay Area and extended inland approximately 25 to 50 miles from the missions.

By the end of 1770 missions and military presidios had been founded at San Diego to the south of Chumash lands and Monterey, to their north.

By 21 October, it had amassed fifty-seven missions against the enemy, attacking bridges, factories, industrial targets, troop concentrations, airfields, marshalling yards, communications centers, and port facilities.

By the end of 1968, bombing missions over southern Laos had climbed 300 percent, from 4, 700 sorties in October to 12, 800 in November.

By the last phase of " Commando Hunt " ( October 1970 – April 1972 ), the average daily number of U. S. aircraft flying interdiction missions included 182 attack fighters, 13 fixed-wing gunships, and 21 B-52s.

By the end of the conflict in June 1999, B-1Bs from Ellsworth flew 100 combat missions and dropped over 1, 260 tons of Mk-82 general-purpose bombs.

By linking diversity to merit, Guinier thereby seeks to argue that preferential treatment of minority students " confirms the public character and democratic missions of higher-education institutions.

By the late 1880s the historic San Antonio missions were falling into disrepair and becoming subject to vandals.

By 1944, students on gunnery missions fired from four-engined B-17, B-24 Liberator and B-40 Flying Fortress gunship aircraft while two-engine aircraft towed targets and single-engine tactical aircraft simulated attacks on the bombers.

By the end of that month, 55 night missions had been flown against targets in North Vietnam, but two aircraft had been lost.

By correlating the ages of samples obtained from the Apollo missions to known geological units, it has been possible to assign absolute ages to some of these geological periods.

* By 2020, the DSN may be required to support twice the number of missions it was supporting in 2005.

" By the 1930s, Nazarene missions leaders " did not aim toward the development of autonomous national churches, but a federation of districts.

By the time of the armistice agreement of July 27, 1953, the only Shooting Stars still flying combat missions in Korea were RF-80As being used for reconnaissance.

By March 2002 ANG C-130 units had flown 55 percent of the missions for the Afghanistan war.

By 1767, Jesuit missionaries on the peninsula of Baja California had established approximately twenty-three missions over a period of seventy-two years.

By direction of the Secretary of Defense, the Secretary of the Air Force assigns military units of the Department of the Air Force, other than those who carry out the functions listed in 10 USC 8013 ( b ), to the Unified and Specified Combatant Commands to perform missions assigned to those commands.

By 1767, Jesuit missionaries on the peninsula of Baja California had established approximately twenty-three missions over a period of seventy-two years.

By 1996, the Congregation was operating 517 missions in more than 100 countries and today is assisted by over one million co-workers and many donations from ordinary people.