By 1928, George Gamow had solved the theory of the alpha decay via tunneling.

" By 1928, Fuller was living in Greenwich Village and spending much of his time at the popular café Romany Marie's, where he had spent an evening in conversation with Marie and Eugene O ' Neill several years earlier.

By 1928, he had risen in the party ranks to become one of its most prominent members.

By 1928, still aged only 31, he was acknowledged to be one of the inner circle of Nazi leaders.

By 1928 the land around the monument had been purchased with the appeal donations, and given to the National Trust in order to preserve it.

By September 1928, Paley bought out the Louchenheim share of CBS and became its majority owner with 51 % of the business.

By 1928, a manager of one of these locations brought back a totem pole from and placed it in front of his store.

By 1928, the similarity of van Meegeren ’ s paintings to those of the old masters began to draw the reproach of Dutch art critics, who were, at that time, more interested in the Cubist, Surrealist, and other movements.

By 1928, deserters and defecting Kuomintang army units, supplemented by peasants from the Communist rural soviets, formed the Chinese Workers ' and Peasants ' Red Army.

:" By May 1928, basic principles of guerilla warfare, simple in nature and suited to the conditions of the time, had already been evolved ....

By 1928 he had joined the Kaiserslautern youth academy, and he made his first team debut at 17, continuing an association with the club that would be his only professional club.

By 1928, more than half of long distance communications had moved from transoceanic cables and longwave wireless services to shortwave and the overall volume of transoceanic shortwave communications had vastly increased.

By 1928, practically the only check on Mussolini's power was the King's right to dismiss him from office — though that right could only be exercised on the advice of the Fascist Grand Council, a body that could only be convened by Mussolini.

By the end of 1928, the king's right to remove Mussolini from office was, at least theoretically, the only check on his power.

By 1928, Gamow had solved the theory of the alpha decay of a nucleus via tunnelling, with mathematical help from Nikolai Kochin.

By early 1928 Trotsky and other leading members of the Left Opposition had been sentenced to internal exile.

By making the trip in August 1928, Earhart became the first woman to fly solo across the North American continent and back.

By January 1, 1991-of oil had been produced in the county since 1928.

By the end of 1928, these shops, which had at one time employed over 800 people in Water Valley, were completely closed.

By 1928, the LDS Church had designated Scouting as the official activity program for its young men.

By the spring of 1928, Prima decided he would drop out at Warren Easton and become a professional musician.

By 1928, there were enough students in the district to make a kindergarten class feasible, and extensive additions were made to the school.

By 1928 the decline in the business community of Orangeville was evident ; the bypass, coupled with the depression continued to negatively affect the village.

By 1928, demand had increased to the point that Mr. Smith decided to sell his assets to Duke Power, which established a small office downtown.

By December 1928, the growing community was known as Forsan.

By the early 1990s, commercial flights connected Comoros with France, Mauritius, Kenya, South Africa, Tanzania, and Madagascar.

By the 16th century, Cairo also had high-rise apartment buildings where the two lower floors were for commercial and storage purposes and the multiple stories above them were rented out to tenants.

By far the greatest source of dyes has been from the plant kingdom, notably roots, berries, bark, leaves and wood, but only a few have ever been used on a commercial scale.

By 1949, commercial quantities of Grade A 99. 95 % helium were available.

By reducing the rate at which the central bank lends money to commercial banks, the government sends a signal to commercial banks that they should do the same for their customers.

By the mid-century the initial enthusiasm had somewhat diminished in both countries, although the use of lithography was increasingly favored for commercial applications, which included the great prints of Daumier, published in newspapers.

By 1991, it appeared to many that SGML would be limited to commercial and data-based applications while WYSIWYG tools ( which stored documents in proprietary binary formats ) would suffice for other document processing applications.

By the end of the 1990s, he was appearing only in the occasional commercial, largely because of health problems ( in 1995, he was diagnosed with T-cell lymphoma ).

By the 1990s, punk rock was sufficiently ingrained in Western culture that punk trappings were often used to market highly commercial bands as " rebels ".

By the end of the century almost all beer was brewed by commercial breweries.

By 1926 the market for commercial radio had expanded, and RCA purchased the WEAF and WCAP radio stations and networks from AT & T, merged them with its WJZ ( the predecessor of WABC ) New York to WRC ( presently WTEM ) Washington chain, and formed the National Broadcasting Company ( NBC ).

By 1986, although still very much a minority sport, commercial snowboards started appearing in leading French ski resorts.

By 2001, the flat band slingshot had disappeared from commercial production in favour of the tubular band.

By the mid-1990s, SANS evolved into a more commercial format offering events which combined training with tradeshows and vendor-oriented marketing.

By the mid-1930s, commercial production of TRF receivers was largely replaced by superheterodyne receivers.

By 2006, the Tesla turbine has not seen widespread commercial use since its invention.

By 1969, the debate over virtual memory for commercial computers was over ; an IBM research team led by David Sayre showed that their virtual memory overlay system consistently worked better than the best manually controlled systems.

By the 2000s, Rap and Hip Hop had reached their commercial peaks, and the genre continued to dominate the music scene of the decade The best-selling artist of the decade was the American rapper Eminem, who sold 32 million albums, followed by The Beatles ( who split in 1970 but have stayed extremely popular since ).

By supporting local commercial banks, micro-business banks, equity funds and leasing facilities, the EBRD has helped finance over 1 million smaller projects.

By the end of 2012 cargo supply to the International Space Station will be flown by privately owned commercial craft under NASA's Commercial Resupply Services by SpaceX's successfully tested the partially reusable Dragon spacecraft, and Orbital Sciences ' Cygnus spacecraft ( also slated for testing in 2012 ).

By 1888 Edward Weston had patented and brought out a commercial form of this instrument, which became a standard component in electrical equipment.

By the end of the fifteenth century, commercial contacts with Europe had spawned strong European influences, which permeated areas northward from the West African coast.

By this time mahogany from Cuba, Haiti and other West Indian sources was becoming increasingly difficult to obtain in commercial sizes, and by the late 20th century Central American and even South American mahogany was heading in a similar direction.

By the 1870s, breweries had become the largest users of commercial refrigeration units, though some still relied on harvested ice.