By early summer 1915, Hilbert's interest in physics had focused on general relativity, and he invited Einstein to Göttingen to deliver a week of lectures on the subject.

By 1915, there were more than 60 students, mostly in residence.

By this time his relationship with the 25-year-old writer Mira Mendelson ( 1915 – 1968 ) had finally led to his separation from his wife Lina, although they were never technically divorced: indeed Prokofiev had tried to persuade Lina and their sons to accompany him as evacuees out of Moscow, but Lina opted to stay.

* By 1915, human expeditions discovered Anti-Metal in Antarctica.

By 1915 twenty-five percent of the nation ’ s foundry pig iron was produced in Birmingham.

By 1915, gangrene had set in and her entire right leg was amputated ; she was required to use a wheelchair for several months.

By 1915 there were makeshift depots at Madras and Calcutta.

By 1915, Zaharoff had close ties with both David Lloyd George and Aristide Briand.

By 1915, tobacco exports from the Philippines to America had annually increased as a result of the bill passing.

By November 1915 production had been expanded to produce 350, 000 lb ( 159, 000 kg ) of cordite per month for the Imperial Munitions Board.

By November 1915 production had been expanded to 350, 000 lb ( 159, 000 kg ) of cordite per month ( approximately 1, 900 tonnes per year ).

By 19 December 1915, General Sir Douglas Haig had replaced General Sir John French as Commander-in-Chief of the British Expeditionary Force ( BEF ).

By autumn 1915, with Asquith ’ s Coalition close to breaking up over conscription, he was blamed for the failure to bring in that measure and for the excessive influence which civilians like Churchill and Haldane had come to exert over strategy, allowing ad hoc campaigns to develop in Sinai, Mesopotamia and Salonika.

By autumn 1915 Asquith ’ s Coalition was close to breaking up over conscription, and in the absence of firm leadership ad hoc campaigns had developed in Sinai, Gallipoli, Mesopotamia and Salonika.

By 1915 the county had built of roadways, the most of any county in the state for its size.

By 1915, electricity lines ran from Magnetic Springs to Richwood.

By 1915, they began holding church meetings at the Gilbert Elementary School.

By 1915, the village boasted four cotton gins producing thousands of bales of cotton ; however, the decline in the demand for cotton led local farmers toward the growing of rice that is now the major crop of the area.

By 1915, there were over 600 residents.

By 1915, 3, 636 people lived in Tuxedo, about 20 % more than were reported in the 1990 Census.

By 1915, an engineering staff was employed, and plans made for valley-long channel improvements, levees, and basins to temporarily retain excessive rains.

By 1915, the population reaches 1, 000, with a bank, hotels, blacksmiths, three stores and a lumber yard.

By 1915, the biggest year for the factory, were planted, yielding 36, 915 tons of sugar beets, which were processed into 7, 722 tons of sugar.

By 1915, a published photo shows many more businesses along First Street.

By 1915 many farms were established in the irrigation district and the population of the flats was 5, 277.

By 325, the controversy had become significant enough that the Emperor Constantine called an assembly of bishops, the First Council of Nicaea, which condemned Arius ' doctrine and formulated the original Nicene Creed of 325.

By stripping it of its powers over temples, Augustus effectively destroyed the office, by taking from it its original function.

By 1993, all of the fixed-wing aircraft of the original EHV ( with the exception of the two old Nord 262 transports ) had been taken out of service, and either scrapped, sold off, or abandoned.

By extension, the term is also used to refer to any system administrator who displays ( or wishes he could get away with ) the qualities of the original.

By May 1984, Ken Barlow stood as the only original cast member, after the departures of Ena Sharples ( in 1980 ), Annie Walker ( in 1983 ), Elsie Tanner ( in 1984 ) and Albert Tatlock ( also 1984 ).

By the 18th century, map-makers started to give credit to the original engraver by printing the phrase " After original cartographer " on the work.

By 1921, most of the original players moved to Paris where Dada experienced its last major incarnation ( see Neo-Dada for later activity ).

" By the end of the following year he had taken up the ukelele and tea-chest bass and begun to participate in skiffle sessions with friends, and had started to play the piano ; meanwhile his stage presentation of numbers by both Presley and Chuck Berry — complete with gyrations in tribute to the original artists — to his local Wolf Cub group was described as " mesmerizing ... like someone from another planet.

By 1892, Munch formulated his characteristic, and original, Synthetist aesthetic, as seen in Melancholy, in which color is the symbol-laden element.

By reversing the steps in the Euclidean algorithm, the GCD can be expressed as a sum of the two original numbers each multiplied by a positive or negative integer, e. g., 21 = × 105 + × 252.

By concatenation one can combine two words to form a new word, whose length is the sum of the lengths of the original words.

By the 1980s, the original Gumby shorts had enjoyed a revival, both on television and home video.

By similar procedure, an original mandate may be declared invalid.

By the 5th century, this authentic collection had been enlarged by spurious letters, and some of the original letters had been changed with interpolations, created to posthumously enlist Ignatius as an unwitting witness in theological disputes of that age, while the purported eye-witness account of his martyrdom is also thought to be a forgery from around the same time.

By the late 1890, only of Jamaica's original of forest remained.

By 390 he turned to translating the Hebrew Bible from the original Hebrew, having previously translated portions from the Septuagint which came from Alexandria.

By this time, Berry was co-writing, arranging, and producing all of Jan and Dean's original material.

By the time the railway was built, military resistance by the African population to the original British takeover had petered out.

By supplying the parallel structure, the original conclusion becomes logical.

By the time of Trotsky's arrival, the St. Petersburg Soviet was already functioning headed by Khrustalyov-Nosar ( Georgy Nosar, alias Pyotr Khrustalyov ), a compromise figure, and proved to be very popular with the workers in spite of the Bolsheviks ' original opposition.

By the 16th century, the central highlands had been largely cleared of their original forests.

By the end of 2007, each episode of the original TV series averaged a sales figure of 80, 928 copies, including all of the different formats it was published in ( VHS, LD, DVD, etc .).

By 1939, with the exception of Stalin himself, none of the original Bolsheviks of the October Revolution of 1917 remained in the Party.

By 69, when the Batavians, the original inhabitants of the Rhine and Maas delta, revolted, a village called Oppidum Batavorum had formed near the Roman camp.