With the invention of the backspring, pocket-size utility knives were introduced with folding blades and other folding tools designed to increase the utility of the overall design.

With the invention of the printing press by Johannes Gutenberg in 1447, it became feasible to print books and maps for a larger customer basis.

With the invention of the knitting machine, however, knitting " by hand " became a useful but non-essential craft.

With the invention of modern myths such as urban legends, the mythological traditional will carry on to the increasing variety of mediums available to the consumer in the 21st century and beyond.

With the invention of gunpowder, the traditional methods of defense became less and less effective against a determined siege.

With the invention of moveable type in Europe began an increase of printed material.

With the invention of bubble chambers and spark chambers in the 1950s, experimental particle physics discovered a large and ever-growing number of particles called hadrons.

With the invention of gunpowder, cannon and ( in modern times ) mortars and howitzers, the traditional methods of defence became less effective against a determined siege.

With the invention of the Bessemer process in the mid-19th century, steel became an inexpensive mass-produced material.

With the exception of Australia, where spear throwing technology such as the woomera predominated, the sling became common all over the world, although it is not clear whether this occurred because of cultural diffusion or independent invention.

With the invention of the teletypewriter, telegraphic encoding became fully automated.

With the invention of transistors at Bell labs, in 1947, the field of electronics got a new direction which shifted from power consuming vacuum tubes to solid state devices.

With the invention of torsion spring bundle technology, the first ballista was built.

With the invention of the polymerase chain reaction ( PCR ) technique, DNA profiling took huge strides forward in both discriminating power and the ability to recover information from very small ( or degraded ) starting samples.

With the advent of flexible film, Thomas Alva Edison quickly set out on his invention, the Kinetoscope, which was first shown at the Brooklyn Institute of Arts and Sciences on 9 May 1893.

With the invention of synthetic refrigerants based mostly on a chlorofluorocarbon ( CFC ) chemical, safer refrigerators were possible for home and consumer use.

Arabesk is folk music style that originally appeared in Turkey during the 1960s as a reflection of migrant workers first experience of immigration inside the homeland As Brown writes, “ With its bittersweet longing for a homeland left behind — a homeland most Turkish-German youngsters could never have seen expect perhaps on vacation — Arabesk expresses a nostalgia and cultural pessimism that dovetails perfectly with hip hop ’ s invention of community through stories of displacement ” ( Brown, 144 ).

With the ending of the slave trade, the invention of the cotton gin, and opening up of new territories in the Deep South, suddenly there was a growing market for the trading of slaves.

With John Mauchly he invented the first general-purpose electronic digital computer ( ENIAC ), presented the first course in computing topics ( the Moore School Lectures ), founded the first commercial computer company ( the Eckert – Mauchly Computer Corporation ), and designed the first commercial computer in the U. S., the UNIVAC, which incorporated Eckert's invention of the mercury delay line memory.

With the invention of the steam engine, the demand for tar and turpentine slowly evaporated as fewer wooden ships were constructed.

With the invention of the automobile, Monterey became less of a resort town.

With the invention of anti-phantom, highly visible SIRA lenses, lights of could be designed to give the same output as plain lenses, so a larger surface area was unnecessary.

With the invention and development of the transistor in the 1950s and 1960s, metal detector manufacturers and designers made smaller lighter machines with improved circuitry, running on small battery packs.

With the efforts to analyze the atmosphere in the 17th and 18th century, gases such as hydrogen were discovered which in turn led to the invention of hydrogen balloons.

With a revolver, this is not necessary as none of the energy for cycling the revolver comes from the firing of the cartridge, but is supplied by the user either through cocking the hammer or, in a double action design, by just squeezing the trigger.

With the advancement of technology and design in 2010 major revolver manufacturers are coming out with polymer frame revolvers like the Ruger LCR, Smith & Wesson Bodyguard 38, and Taurus Protector Polymer.

:‘ Did you ever hear of Russian Roulette ?’ [...] With the Russian army in Romania, around 1917, some officer would suddenly pull out his revolver, put a single cartridge in the cylinder, spin the cylinder, put it to his head and pull the trigger.

The gun is thought to be referenced in Hirsh Glick's " Zog Nit Keyn Mol ", the well-known song of the World War II Jewish partisans, which includes the words " This song a people sang amid collapsing walls / With Nagants in the hand " ( Yiddish: מיט נא ַ גא ַ נעס אין די הענט, mit naganes in di hent ); though this refers to the Nagant revolver, not the Mosin rifle.

' With shaking hands I reached for my small pouch to load my revolver ...

With multiple chambers and a single barrel, autocannons using the revolver principle can combine a very high rate of fire and high acceleration to maximum firing rate with low weight, at cost of a reduced sustained rate of fire compared to Gatling guns.

With the adoption of the Colt Single Action Army revolver in 1873, the service cartridges were Copper cased. 45 center fire Benét inside primed “ Colt ’ s Revolver Cartridges ” loaded with 30 grains of black powder and an inside lubricated bullet of 250 grain.

With Harris threatening to kill Julie unless he leaves, he moves to depart but pulls out a revolver instead and shoots the machinery.

With a revolver near his head, bank President Dunn touched a button on the floor which started a burglar alarm.

With significantly longer barrels than revolvers, carbines will generate a significantly higher velocity than a revolver loaded with the same ammunition.

With the agreement of his sergeant he crept back alone with only a service revolver to what had been his section's trench and was now the enemy's.

With three men, Statton rushed the posts armed with only a revolver and succeeded in capturing the first gun.

With four men he rushed towards the blockhouse, but although they fired at the garrison at very close range ( 100 yards ) the machine-guns were not silenced, so Sergeant Cooper ran straight at them and fired his revolver into an opening in blockhouse.

With increased competition from their British rival, Webley & Scott, Colt had Mason design a double-action revolver for them in 1877, the Colt M1877.

With nowhere to go, Wulfgar lunges at DaSilva who fires his revolver twice into the terrorist, sending his dead body crashing back into the street.

With the Regent's backing, Nash created a master plan for the area, put into effect from 1818 onwards, which stretched from St James ’ s northwards and included Regent Street, Regent's Park ( 1809 – 1832 ) and its neighbouring streets, terraces and crescents of elegant town houses and villas.

With revenue from tolls reaching £ 82, 092 in 1818, which enabled a dividend of £ 54, 000 to be paid, the company was in a healthy state, and proposed their own route from Haddlesey to the Dutch River.

Again, due to errors on the Mitchell Map, Treaty of Paris reads "... through the Lake of the Woods to the most northwesternmost point thereof, and from thence on a due west course to the river Mississippi ..." With the border clarification established by the Anglo-American Convention of 1818 defining the boundary about Lake of the Woods to the Rocky Mountains, this treaty reaffirmed the border and further detailed the border by modifying the border definition to instead read as "... at the Chaudiere Falls, from which the Commissioners traced the line to the most northwestern point of the Lake of the Woods, thence, along the said line to the said most northwestern point, being in latitude 49 ° 23 ′ 55 ″ north, and in longitude 95 ° 14 ′ 38 ″ west from the Observatory at Greenwich ; thence, according to existing treaties, due south to its intersection with the 49th parallel of north latitude, and along that parallel to the Rocky Mountains ..."

With the founding of a Roman Catholic mission in 1818, St Boniface began its role in Canadian religious, political and cultural history-as mother parish for many French settlements in Western Canada ; as the birthplace of Louis Riel and fellow Métis who struggled to obtain favourable terms for Manitoba's entry into Confederation ; and as a focus of resistance to controversial 1890 legislation to alter Manitoba's school system and abolish French as an official language in the province ( see Manitoba Schools Question ).

** With the Anglo-American Convention of 1818, the United States and the United Kingdom settled the border dispute between the Territory of Missouri and Rupert's Land.

With their march to Diriyah plagued by Wahhabi attacks, they arrived in Diriyah in April 1818.

With Simonin F, a pharmacist in Nancy, he patented in 1818 a process of candle manufacture.

With the reorganization of the Prussian provinces in 1815 following the Napoleonic Wars, Dramburg left the Neumark and in 1818 became the seat of Landkreis Dramburg in Regierungzbezirk Köslin, Province of Pomerania.

With reference to his invention ( in 1810 ) of a process of artificial ice-making, he published in 1813 A Short Account of Experiments and Instruments depending on the relations of Air to Heat and Moisture ; and in 1818 a paper by him, On certain impressions of cold transmitted from the higher atmosphere, with an instrument ( the aethrioscope ) adapted to measure them, appeared in the Transactions of the Royal Society of Edinburgh.

With the joint approval of his followers and the igorots who can be aptly called as the aborigines of this town, Nicolas Patricio y Mejia was appointed as their Kapitan ( President ) in the 1818.

With his brother Henry ( 1825 – 1892 ), Francis collected butterflies on an ascent of Mount Pilatus in 1818 and so was an entomologist at age nine.

With fellow director Jeremiah Milbank ( 1818 – 1884 ) he built the Milwaukee Road into one of the most profitable railroads in the United States.