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 I have already discussed his moral position, that discussion is incorporated by reference into the following pages, which will focus on the empirical and analytic side of Fromm's treatment.

Since perforated tape at the time could record eight bits in one position, it also allowed for a parity bit for error checking if desired.

Since the telescope has been adjusted by the angle SES ′, the star's apparent position is hence displaced by the same angle.

Since the maximum aperture of the pencils issuing from O is the angle u subtended by the entrance pupil at this point, the magnitude of the aberration will be determined by the position and diameter of the entrance pupil.

Since the pressure difference determines the vertical position of the float this is a measured of the wind speed.

Since then, there have been many refinements to increase the field of view, mass and position resolution, and data acquisition rate of the instrument.

) Since the Athenians seem to have taken up a strong defensive position at Marathon, the Persian hesitance was probably a reluctance to attack the Athenians head-on.

Since the Persian force obviously contained a high proportion of missile troops, a static defensive position would have made little sense for the Athenians ; the strength of the hoplite was in the melee, and the sooner that could be brought about, the better, from the Athenian point of view.

Since then, consistent liberalization and astute economic management has led to the removal of 95 % of all price controls, low unemployment, a positive balance of payments position, a stable exchange rate, a shift of exports from former communist economic bloc markets to Western Europe, and relatively low foreign debt.

Since then, the position of Speaker is held by Hon.

Since NFL expansion needed unanimous approval from team owners at that time, Marshall's position would prevent Murchison from joining the league.

Since the tucked shape is the most compact, it gives the most control over rotational speed, and dives in this position are easier to perform.

Since German reunification in 1990, and the accession of some Central European and Baltic States into the European Union in 2004, the Port of Hamburg has restarted ambitions for regaining its position as the region's largest deep-sea port for container shipping and its major commercial and trading centre.

Since most Christians today subscribe to the doctrines established by the Nicene Creed, modern Christian theologians tend to regard the early debates as a unified orthodox position against a minority of heretics.

Since the holder of that position not only had to be a patrician but also be married to a patrician, he broke off his engagement to a plebeian girl he had been betrothed to since boyhood, and married Lucius Cinna's daughter Cornelia.

Since the late 1990s, analog sticks ( or thumbsticks, due to their being controlled by one's thumbs ) have become standard on video game consoles and have the ability to indicate the stick's displacement from its neutral position.

Since Trotsky was so closely associated with the policy previously followed by the Soviet delegation at Brest-Litovsk, he resigned from his position as Commissar for Foreign Affairs in order to remove a potential obstacle to the new policy.

Since 2006, the teams have battled for playoff position.

Since " Prime Minister " is a position, not a title, the incumbent should be referred to as " the Prime Minister ".

Since the Oneness position claims that the Name of " Jesus " and the concept of " Person " are common to all three manifestations of Father, Son and Holy Ghost, and yet the manifestations of Father, Son and Holy Ghost are distinct from each other, Oneness theology proposes that Jesus suffered on the cross as Son, but not as Father.

Since the Heisenberg principle limits the precision of any measurement of the combination of an electron's momentum ( related to energy ) and its position, in a crystal effectively the available energy levels form a continuous band of allowed energy levels.

Since surface area is a geometric notion, areas of congruent surfaces must be the same and area must depend only on the shape of the surface, but not on its position and orientation in space.

Since is a probability density function for position, we calculate its standard deviation.

Since the breakup of the Socialist Federal Republic of Yugoslavia in the early 1990s, the foreign policy of the Federal Republic of Yugoslavia ( renamed Serbia and Montenegro in 2003 ) was characterized primarily by a desire to secure its political and geopolitical position and the solidarity of ethnic Serbs in the Balkan region through a strong nationalist campaign.

Since the US was in a position of almost unchallenged domination, a major part of the process was Americanization.