By 1914, there were several hundred members, perhaps as many as 2500.

By 1914, around 100 people — men, women, and children — were living on Clipperton Island, resupplied every two months by a ship from Acapulco.

By 1914, Europeans had migrated to the colonies in the millions.

By the mid-twenties the British film industry was losing out to heavy competition from Hollywood, the latter helped by having a much larger home market-in 1914 25 % of films shown in the UK were British, but by 1926 this had fallen to 5 %.

By 1914 it had 160, 000 members.

By some accounts, in the St. Petersburg 1914 chess tournament, the title " Grandmaster " was formally conferred by Russian Tsar Nicholas II, who had partially funded the tournament.

By 1914 there were 1, 000, 000 coal miners in Scotland.

By 1914, Hoover was an extremely wealthy man, with an estimated personal fortune of $ 4m He was once quoted as saying " If a man has not made a million dollars by the time he is forty, he is not worth much ".

By 1914, Hoover stood eventually to obtain what he later described as " a large fortune from these Russian industries, probably more than is good for anybody ".

By the beginning of the First World War in 1914, Mathers had established two to three American temples.

By 1914, the problem had grown to the point where an estimated one U. S. citizen in 400 ( 0. 25 %) was addicted to some form of opium.

By 1914, forty-six states had regulations on cocaine and twenty-nine states had laws against opium, morphine, and heroin.

By May 1914 the Bill had complied with the requirements set down by the Parliament Act 1911, allowing the government to force its enactment over the heads of the unionist-dominated House of Lords.

By 1914, experiments were being conducted with guns in increasing sizes up to 51 cm.

By 1914 there were twelve seaplanes and one land plane and an 8. 5 million GM budget.

By 1914, Opel had become the largest German manufacturer of motor vehicles.

By 1914 40 % of Russian workers were employed in factories of + 1, 000 workers ( 32 % in 1901 ).

By 1914 the Republican Party was beginning to show signs of reunification, with the result that support weakened for Ohio's U. S. Senator Theodore Burton, who then decided not to stand for re-election.

By 1914, fifty-five transmission systems each operating at more than 70 kV were in service.

By 1914, Horace had found a solution by creating the new four-cylinder Dodge Model 30.

By 1914, almost every location used artificial refrigeration.

By the outbreak of the First World War, in August 1914, the RNAS had more aircraft under its control than the remaining RFC.

By 1914, the cousins succeeded in forcing out Managing Editor William Keeley.

By 1914, about 15 % the Argentine labour force was involved in manufacturing, compared to 20 % involved in commercial activities.

By the end of 1914, the Western Front was a stalemate and all ability to maneuver strategically was lost.

By 1895, Leadville mines posted their largest combined output since 1889, and Leadville was then Colorado's most productive mine camp, producing almost 9. 5 million ounces of silver.

By 1856, the average depth in the area west of Mons was 361, and in 1866, 437 meters and some pits had reached down 700 and 900 meters ; one was 1, 065 meters deep, probably the deepest coal mine in Europe at this time.

By the early 1990s, the combined Rio Grande / Southern Pacific Railroad had lost much of the competitive advantage that made it attractive to transcontinental shippers, and became largely dependent on hauling the high-quality coal produced in the mine fields of Colorado and Utah.

By 1933, the mine was producing substantial quantities of mercury.

By 1893, the Santa Fe Railroad passed within three miles of the mine, at Congress Junction.

By 1932 the price of copper had sunk to 5 cents per pound, and the United Verde closed until 1935, when Phelps Dodge bought the mine for $ 21 million.

By 1932 the Central Eureka mine, begun in 1869, had reached the level.

By 1939, it was the best-paying mine in Sutter Creek.

By 1890 this location was taken over by the PIKE mine.

By 1868, both iron and zinc operations were in progress at Sterling Hill, but the numerous companies and claims were embroiled in continuous legal battles, the largest of which was a 12-year dispute between the New Jersey Zinc Company and the Franklin Iron Company over rights to mixed ores, each company having purchased the right to mine zinc and iron, respectively.

By 1895, he employed six men, and sold the mine to the Fort Smith and Western Coal and Railway in the following year.

By 1830, probably inspired by his neighbor Freeman Thomas's Grand Tunnel coal mine, Harvey supplemented his farm income by constructing a coal tunnel.

By 1914, the mine had reverted to the Lehigh & Wilkes-Barre Coal Co. which operated a washery and breaker.

By 1872, the mine was operated by the Wilkes-Barre Coal & Iron Co. which had recently gained control of nearly all of Plymouth Borough's coal lands east of Academy Street, including the Lance and the Gaylord collieries.

By April 6, the last of the bodies was taken out of the mine, that of the foreman, Thomas Picton.

By this time, the mine was largely depleted, but in December 1940, the Sunday Independent reported that " the old Gaylord mine, now being operated by Samuel Bird, brother of Morgan Bird, is showing signs of being able to absorb additional number of men in the future ... Lance prepares the coal.

By 1870, J. C. Fuller operated the mine, and in 1871, the Northern Coal & Iron Co., a subsidiary of the Delaware & Hudson Canal Co., assumed operation of the mine.

" By 1916, the D & H decided to abandon the No. 3 breaker and run coal from the mine through the company's No. 5 breaker, but on the morning of December 2, the No. 3 breaker was totally destroyed by fire.

By 1900, the mine employed 271 people.

By 1921, Monongahela Traction had opened a second mine in the area near Baxter, about a mile up Paw Paw creek.

By 1880 Cooke had met all his financial obligations, and through an investment in a silver mine in Utah, had again become wealthy.

By 1999, there were more than 250, 000 mine shaft entrances in the area and a law discouraged large-scale mining by allowing each prospector a claim.