( That corpus of law was a reflection of the power system in existence during the eighteenth and nineteenth centuries.

Bluntly, there never was a Ptolemaic system of astronomy.

Thus, Margenau remarks: `` A large number of unrelated epicycles was needed to explain the observations, but otherwise the ( Ptolemaic ) system served well and with quantitative precision.

This system was dependent upon identical maps and Thomas supplied them from a mobile lithograph press.

He was the first of 2,800,000 called to the Army through the selective service system.

The Suez-Hungary crisis proves that this system was not invented by the new Administration, but only made more consistent and more active.

Behind were privies, for there was no sewage system.

Considering the high cost of the F-108 system -- over $4 billion for the force that had been planned -- and the time period in which it would become operational, it was decided to stop further work on the project.

Several efforts were made in this direction, and though not all of them survive to this day, the Brown & Sharpe wire gage system was eventually adopted as the American standard and is still in common use today.

As the Juniors entered the ring, Mr. Spring, the announcer, stated over the public-address system that this was the 28th year that Westminster has held the Finals of the Junior Competition.

) This is the same system as was used in the field-sequential color-TV system which preceded the present simultaneous system.

In working out the practical legal conclusions President Waters was not thinking only of this pilot project, for it is planned to duplicate this program or system in other builder developments nationally.

The magnetic resonance absorption was detected by employing a Varian model Af broad line spectrometer and the associated 12-inch electromagnet system.

-- Matheson highest purity tank chlorine was passed through a tube of resublimed Af into an evacuated Pyrex system where it was condensed with liquid air.

This chlorine-carbon tetrachloride solution was illuminated for a day following which the flask was resealed onto a vacuum system and the excess chlorine distilled off.

The numbering system used in Tables 1 and 2 and Figures 1 and 2 was continued for the 21 growth centers.

The whole system was again reviewed and reorganized in 1933.

The system was not well adapted to conditions of life in urban centers.

The system tended to break down during the war, but was reactivated ; ;

The same system, with minor modifications, was developed in Ruanda-Urundi under Belgian administration.

Final ratings were made on the basis of a point system which was developed after studying the distributions of actual behaviors recorded and assigning weight values to each type of behavior that was deviant from the discovered norms.

If you plan to add cooling later to your heating system, there are things to watch for.

For purposes of sample selection only ( individual tests were given later ) we obtained group test scores of reading achievement and intelligence from school records of the entire third-grade population in each school system.

The final step was a vote for a $230,000 bond issue for the construction of a sewage system by the 1959 town meeting, later confirmed by a two-thirds vote at a special town meeting June 21, 1960.

In Cyrillic originally the letters were given names based on Slavic words ; this was later abandoned as well in favor of a system similar to that used in Latin.

Asteroids is also the first game to use Atari's " QuadraScan " vector-refresh system ; a full-color version known as " Color-QuadraScan " was later developed for games such as Space Duel and Tempest.

It was first put forward by Huber in 1977 and later taken up in the Dahlgren system of 1985.

The First Liberal government also established the basis of the later welfare state, with old age pensions, developed a system for settling industrial disputes, which was accepted by both employers and trade unions.

He established the consistent use of the chemical balance, used oxygen to overthrow the phlogiston theory, and developed a new system of chemical nomenclature which held that oxygen was an essential constituent of all acids ( which later turned out to be erroneous ).

According to the Jargon File, American hackers switched to what they later discovered to be the British quotation system because placing a period inside a quotation mark can change the meaning of data strings that are meant to be typed character-for-character.

Since 1990, AIX has served as the primary operating system for the RS / 6000 series ( later renamed IBM eServer pSeries, then IBM System p, and now IBM Power Systems ).

It also was responsible for switching to ROM BASIC when the system was turned on with the break key pressed, and later supported a primitive LAN system, using the RS232 port with modified cabling.

* 1942 – Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.

The European / Australian PAL ( Phase Alternation Line rate ) and the French-Former Soviet Union SECAM ( Séquentiel Couleur Avec Mémoire ) standard were developed later and attempt to cure certain defects of the NTSC system.

This accompanied or facilitated other important evolutionary developments: the bilaterian body plan ; the coelom, an internal cavity that provided space for a circulatory system and, in some animals, formed a hydrostatic skeleton which enables worm-like animals to burrow ; metamerism, in which the body was built of repeated " modules " which could later specialize, for example the heads of most arthropods are composed of fused, specialized segments.

Additionally, the keyboard and high score cartridge were canceled, the expansion port was removed from later production runs of the system and, in lieu of new titles, the system was launched with titles intended for the 7800's debut in 1984.

The hieroglyphic system for Egyptian numerals, like the later Roman numerals, descended from tally marks used for counting.

It was later selected, with some controversy, to be the primary weapon for the Canadian Avro Arrow supersonic interceptor, along with the new Astra fire-control system.

A few years later, in 1981, IBM introduced the first DOS based IBM PC, and due to the overwhelming popularity of PCs and their clones, DOS soon became the operating system on which the majority of BBS programs were run.

In chaos theory, the butterfly effect is the sensitive dependence on initial conditions, where a small change at one place in a deterministic nonlinear system can result in large differences to a later state.

The classical Zodiac is a product of a revision of the Old Babylonian system in later Neo-Babylonian astronomy 6th century BC.

Production of heavier elements, from carbon to the very heaviest elements, proceeds by stellar nucleosynthesis, and these were made available for later solar system and planetary formation by planetary nebulae and supernovae, which blast these elements into space.

Two ancient polyptychs, a pentatych and octotych, excavated at Herculaneum employed a unique connecting system that presages later sewing on thongs or cords.

Urukagina ( reigned c. 2380 BC – 2360 BC, short chronology ) had an early code that has not survived ; a later king, Ur-Nammu, left the earliest extant written law-system, the Code of Ur-Nammu ( c. 2100-2050 BC ), which prescribed a formal system of penalties for specific cases in 57 articles.