Since the mid 1950s, when urethane foam first made its appearance in the American market, growth has been little short of fantastic.

Since the 1950s, this type of fiction has to a large extent merged with science fictional tropes involving cross-time travel between alternate histories or psychic awareness of the existence of " our " universe by the people in another ; or ordinary voyaging uptime ( into the past ) or downtime ( into the future ) that results in history splitting into two or more time-lines.

Since the 1950s, Prince Philip has also added herbaceous borders and a water garden.

Since the growth of global fishing enterprises after the 1950s, intensive fishing has spread from a few concentrated areas to encompass nearly all fisheries.

" Since the 1950s conservatism in the United States has been chiefly associated with the Republican Party.

* Since the 1950s, the United States Atomic Energy Commission has named its highest honor, the Fermi Award, after him.

Since the 1950s, hydrology has been approached with a more theoretical basis than in the past, facilitated by advances in the physical understanding of hydrological processes and by the advent of computers and especially geographic information systems ( GIS ).

Since the 1950s, when Lacan and Foucault argued that each epoch has its own knowledge system, which individuals are inexorably entangled with, many post-structuralists have used historicism to describe the view that all questions must be settled within the cultural and social context in which they are raised.

Since the 1950s, many blues harmonica players have amplified their instrument with microphones and tube amplifiers.

Since the 1950s and 1960s in particular, the Irish have become assimilated into the British population.

Since the 1950s, following the lead of D. W. Jefferson, there are those who argue that, whatever its legacy of influence may be, Tristram Shandy in its original context actually represents a resurgence of a much older, Renaissance tradition of " Learned Wit " – owing a debt to such influences as the Scriblerian approach.

Since the 1950s, manga has steadily become a major part of the Japanese publishing industry, representing a ¥ 406 billion market in Japan in 2007 ( approximately $ 3. 6 billion ) and ¥ 420 billion ($ 5. 5 billion ) in 2009.

Since the 1950s however, manufacturing shortcuts have resulted in a quality decline of machetes.

Since trade was restricted in the 1950s they have found work as high altitude porters, guides, cooks and other accessories to tourism and alpinism.

Since the early 1970s, oral history in Britain has grown from being a method in folklore studies ( see for example the work of the School of Scottish Studies in the 1950s ) to becoming a key component in community histories.

Since the 1950s, the club's helmets have featured eagle wings, originally silver on a kelly green helmet.

Since the late 1950s, almost all phono input stages have used the RIAA equalization standard.

Since the 1950s, television has been the main medium for molding public opinion.

Since the 1950s, television has been the main medium for molding public opinion.

Since the 1950s, Montevideo's prosperous middle classes have tended to abandon the formerly fashionable downtown areas for the more modern high-rise apartment buildings of Pocitos, a beachfront neighborhood east of the center.

Since the late 1950s, aerospace engineers have used the term " unobtainium " when referring to unusual or costly materials, or when theoretically considering a material perfect for their needs in all respects, except that it does not exist.

Since the end of the 20th century, the economic strength during the 1920s has drawn close comparison with the 1950s and 1990s, especially in the United States of America.

Since the 1950s, Real Madrid and Barcelona have dominated the championship.

: Since the 1950s, both the atmospheric CO < sub > 2 </ sub > level and obesity levels have increased sharply.

Since then, the Cockney accent has been more accepted as an alternative form of the English Language rather than an ' inferior ' one ; in the 1950s the only accent to be heard on the BBC ( except in entertainment programmes such as Sooty ) was RP, whereas nowadays many different accents, including Cockney or ones heavily influenced by it, can be heard on the BBC.

Since the mid-1980s, Peart has used MIDI trigger pads to trigger sounds sampled from various pieces of acoustic percussion that would otherwise consume far too much stage area, such as a marimba, harp, temple blocks, triangles, glockenspiel, orchestra bells, tubular bells, and vibraslap as well as other, more esoteric percussion.

Since 1997, the magician and comedian Carl-Einar Häckner, together with Swedish and foreign guest artists and a variety orchestra, have had a main stage variety during most of July each season.

" Since the beginning I composed as many works for instruments or orchestra as electroacoustic or acousmatic pieces.

Since 1963, the orchestra has been resident at the Philharmonie, which was constructed from 1960 until 1963, following the design of architect Hans Scharoun.

Since 1980, the orchestra has performed at the Louise M. Davies Symphony Hall.

Since the latter part of the nineteenth century, opera houses generally have an orchestra pit, where a large number of orchestra players may be seated at a level below the audience, so that they can play without overwhelming the singing voices.

Since 1998, the orchestra is resident at Benaroya Hall.

Since that time, almost every major international orchestra, conductor and soloist has performed at the Proms.

Since then, the orchestra has experienced ongoing growth and development, including building a substantial endowment fund.

Since 1991, the orchestra has performed the works of Beethoven, Bizet, Prokofiev, Lutosławski, Weber, Mendelssohn, Schubert, Bernstein, Wagner, Brahms, Henze and more.

Since the 1980s he has fulfilled a number of large commissions, including Sudden Time ( for orchestra ), Three Inventions ( for chamber orchestra ) and Antara ( for ensemble and electronics, realised at IRCAM and the first composition ever published using the Sibelius notation program ).

Since his return to South Africa in the early 1990s, he has been feted with symphony orchestra performances, one of which was in honour of Nelson Mandela's inauguration as President.

Since 2006, he directs the Grenoble University orchestra with Patrick Souillot.

Since then, the angklung has returned to popularity and is used for education and entertainment, and may even accompany western instruments in an orchestra.

Since October 2007, the main orchestra has rehearsed at St Giles church.

Since 1958, in addition to Di Sarli on the piano, the orchestra included the violinists Roberto Guisado, Elvino Vardaro, A. Rouco, Szymsia Bajour, Carlos Arnaiz, Juan Schiaffino, C. González and A. Rossi ; the bandoneón players F. Verdi, José Libertella, Julián Plaza, A. Marcucci y D. Sánchez ; A. Sciarretta on bass and the singers Horacio Casares and Jorge Durán.

Since the piece was commissioned for an orchestra in the desert city of Phoenix, AZ, " global warming " was the title that seemed to incorporate all these ideas best.

Since 2000, Christian Zacharias has served as artistic director of the orchestra.

Since his New York Philharmonic debut in 1974 at the invitation of Pierre Boulez, Conlon has appeared with virtually every major North American and European orchestra.

Since 2005, when the Philharmonie Luxembourg concert hall was opened, the orchestra has had its own home.

Since 1999, the Luxembourg Sinfonietta orchestra has done much to promote contemporary music, not only by performing Luxembourg works at home and abroad but by organizing annual international competitions for contemporary composers.

Since 2005, the orchestra has been run by the OSESP Foundation, a non-profit organization presided by former President of Brazil Fernando Henrique Cardoso.