Since the late 15th century they have primarily been constructed of brass tubing, usually bent twice into a rounded oblong shape.

Since the late 1960s, when Gordon Clark found the optimum formulation of urethane foam, many of the surfboards in common use have been of the shortboard variety between 6 feet and 7 feet in length, with a pointed nose and a rounded or squarish tail, typically with three skegs ( fins ) but sometimes with two or as many as five.

Since the NHC had previously rounded incorrectly to keep storms in Category 4 in each unit of measure, the change does not affect the classification of storms from previous years.

Since many early hand axes appear to be made from simple rounded pebbles ( from river or beach deposits ), it is necessary to detach a ' starting flake ', often much larger than the rest of the flakes ( due to the oblique angle of a rounded pebble requiring greater force to detach it ), thus creating an asymmetry in the hand axe.

Since both federal and New York State authorities rounded up the entire Gambino family hierarchy in early 2008, a three-man panel of street bosses Daniel " Danny " Marino, John Gambino and Bartolomeo Vernace was running the Gambino family while the administration members were in prison.

Note: Since front rounded vowels are assumed to have compression, and few descriptions cover the distinction, some of the following may actually have protrusion.

Note: Since back rounded vowels are assumed to have protrusion, and few descriptions cover the distinction, some of the following may actually have compression.

Note: Since front rounded vowels are assumed to have compression, and few descriptions cover the distinction, some of the following may actually have protrusion.

Since a pixel must be a whole number, in Wide VGA displays it is generally rounded up to 854 to ensure inclusion of the entire image.

Since 1986, both stamp duty and SDRT have been charged at a rate of 0. 5 % of the consideration for the transfer of shares ( in the case of stamp duty, rounded up to the nearest £ 5 ).

Since its formation, this crater has been heavily worn by subsequent impacts until its features have become softened and rounded.

" In the same letter he said, " Since Saturday the Berlin Jews are being rounded up.

Since the early 1980s, the numbers have been painted directly on the bricks, in yellow.

Since the founding of the People's Republic of China in 1949, the canal has been used primarily to transport vast amounts of bulk goods such as bricks, gravel, sand, diesel and coal.

Since then the orthodox structure has reserved its current facades of grey granite columns against a background of crimson bricks, arched corridors and cavernous garden, an image widely held by its students and the public as an epitome of the college.

Since the 1960s, teachers had been using Lego bricks in the classroom for a variety of reasons.

Since the expiration of the last standing Lego patent in 1988, a number of companies have produced interlocking bricks that are similar to Lego bricks.

Since this type of housing was of economic construction, the bricks in the sidewalk were laid in a crosshatch pattern in sand.

Since the bricks used were made of clay, available in copious quantities in the Northern German Plain, they quickly became the normal replacement for building stone.

Since the hazards of poor communication are so great, p can be justified as a habitable site only on the basis of unusual productivity such as is made available by a waterfall for milling purposes, a mine, or a sugar maple camp.

Since the slogans have little application to reality and are sanctimonious to boot, the applause is faint even in areas of the world where we should expect to find the greatest affection for free government.

Since we can neither undo nor redo the past, we are limited to the events of today and tomorrow.

Since the recognition of Israel as a nation state, claims are made in many cases which identify the claimant as a member of the new body politic.

Since accurate base maps are necessary for any planning program, the first step taken by the planning division to implement the long-range state plan has been to prepare two series of base maps -- one at a scale of 1 inch to a mile, and the second a series of 26 sheets at a scale of 1 inch to 2000 feet, covering the entire state.

Since conventional methods are insensitive at the low frequencies of these molecular transitions, the paramagnetic resonance method is being used instead.

Since broadcast frequencies are very limited in number, these objectives are to some extent inconsistent in that not all of them can be fully realized, and to the extent that each is realized, there is a corresponding reduction of the possibilities for fullest achievement of the others.

Since the provision of skywave service requires adequate freedom from interference, only class 1, stations are capable of rendering skywave service.

Since the sides are also covered up to the spray rails, they are also rough-sanded in that area.

Since fly cutters are one sided and not balanced, they should be used at the slowest speed available, and fed very slowly to avoid binding.

Since there are almost no schools in the country offering graduate work in interior design this rule cannot at present be observed.

Since charges are relatively the same, reserving a car before you leave for Europe will assure you of having one on tap when you want it.

Since practical washing procedures are both lengthy and expensive, a number of laboratory tests have been developed for the numerical evaluation of detergents.

Since the circulating thyroid hormones are the amino acids thyroxine and tri-iodothyronine ( cf. Section C ), it is clear that some mechanism must exist in the thyroid gland for their release from proteins before secretion.

Since emotional reactions in the higher vertebrates depend on individual experience and are aroused in man, in addition, by complex symbols, one would expect that the hypothalamus could be excited from the cortex.

Since Af are distinct prime polynomials, the polynomials Af are relatively prime ( Theorem 8, Chapter 4 ).

Since D and D' are both diagonalizable and they commute, they are simultaneously diagonalizable, and Af is diagonalizable.

Since N and N' are both nilpotent and they commute, the operator Af is nilpotent ; ;

Since Af are linearly independent functions and the exponential function has no zeros, these R functions Af, form a basis for the space of solutions.

Since the choice is by lot each week, the outcomes of different trials are independent.

Since two curves of symbol Af on Q intersect in Af points, it follows that there are Af lines of Af which are tangent to Aj.

Since the complicated process of establishing new communes and reviewing the rudimentary plan left by the French did not even begin until the fall of 1957, this goal appears somewhat ambitious.

Since the evolution of the Aramaic alphabet out of the Phoenician one was a gradual process, the division of the world's alphabets into those derived from the Phoenician one directly and those derived from Phoenician via Aramaic is somewhat artificial.

Since the Roman consular fasti make it somewhat easy to confuse 87 – 57 BC with 84 – 54 BC, many scholars accept the dates 84 BC – 54 BC, supposing that his latest poems and the publication of his libellus coincided with the year of his death.

Since the 1960s, applied ethics has revived the ideas of casuistry in applying ethical reasoning to particular cases in law, bioethics and business ethics, so the reputation of casuistry is somewhat rehabilitated.

Since then McLean has stated that the lyrics are also somewhat autobiographical and present an abstract story of his life from the mid-1950s until the time he wrote the song in the late 1960s.

Since the 1960s the Chief rabbinate of Israel has moved somewhat closer to the positions of Haredi Judaism.

Since the Mishnah and all of the Baraitas and verses of Tanakh quoted and embedded in the Gemara are in Hebrew, Hebrew constitutes somewhat less than half of the text of the Talmud.

Since the 1970s Baldwin's reputation has recovered somewhat.

Since cotton is somewhat salt and drought tolerant, this makes it an attractive crop for arid and semiarid regions.

Since the pitch of each note is largely affected by the temperature of the steam, accurate tuning is nearly impossible ; however, the off-pitch notes ( particularly in the upper register ) have become somewhat of a trademark of the steam calliope.

Since the uncertainty is so high, the above formulas can be simplified to give a somewhat less cumbersome one.

Since then the movement has consolidated, and its views have emerged as somewhat more acceptable to Swedish free churches.

Since October 2010, programming on both night's schedules has been somewhat fluid as while all series have a permanent place on the Friday and Sunday primetime schedules, episode premieres of all Disney Channel original series are subject to being rotated on and off the schedule depending on the schedule for that given week as they usually air as part of a 90-minute block from 8 – 9: 30 p. m. ET / PT on Friday evenings and 7: 30 – 9 p. m. ET / PT on Sunday evenings.

Since the cloudy appearance is due to nonuniform glass dissolution, it is ( somewhat paradoxically ) less marked if dissolution is higher, i. e. if a silicate-free detergent is used ; also, in certain cases, the etching will primarily be seen in areas that have microscopic surface cracks as a result of the items ' manufacturing.

Since the Guaraní people were a somewhat nomadic, decentralized society, there is little in the way of a reliable historical record.

Since the 1970s, the cladoceran populations have somewhat recovered, but not to former levels.

Since that nadir, the League Cup has recovered somewhat, embracing the ' youth ' football ethic, and maintaining its niche as an early season trophy.

Since the original FCC report, further improvements to VSB reception technologies as well as the introduction of E-VSB option to ATSC have reduced this challenge somewhat.

Since the strip of parchment hints strongly at the method, the ciphertext would have to be transferred to something less suggestive, somewhat reducing the advantage noted.

Since April 24, 2006, the band ( primarily Sean Dolan ) has kept somewhat in contact with their fanbase with their MySpace profile.

Since knitted fabrics are generally somewhat elastic and have a softer hand ( feel or drape ) than woven fabric, sweaters that are more tightly fitted or have a soft drape may conform well to the body without requiring tailoring necessary in a woven garment such as darts, flares and gores.

Since 2007 the South Stand has been made officially accessible to over-18s only, due to its hyper and somewhat provocative atmosphere.

Since then, very little has been spent on renovating the building, leaving parts of it somewhat tattered and outdated.

Since human habitation and subsequent forest fragmentation of their home island of Mindoro, the habitat preferences of the tamaraw have somewhat expanded to lower-altitude grassy plains.