In 1851, Page's full sized electromagnetically operated locomotive was put to a calamity-laden test on the rail line between Washington and Baltimore.

While it did so, the same sized products were re-engineered to run on much more realistic two rail ( with a " T " profile rail ) track.

On the other hand, many modern firearms are incorporating Picatinny rail systems, allowing any appropriately sized Picatinny compatible system to be attached.

Given the larger sized cars that made mechanical placements easier, conventional motors replaced the linear motor in order to reduce capital costs ( the linear motor requires an aluminum " fourth rail " for the entire line ).

While canvas needs to be properly sized and primed before painting with oil ( otherwise it will eventually rot the canvas ), acrylic can be safely applied to raw canvas.

* Where greater precision is desired, floating-point arithmetic can be implemented ( typically in software ) with variable-length significands ( and sometimes exponents ) that are sized depending on actual need and depending on how the calculation proceeds.

How Gerrymandering can influence electoral results on a Voting system # Nonproportional and semiproportional methods | non-proportional system. Example for a state with 3 equally sized districts, 15 voters and 2 parties: Plum ( squares ) and Orange ( circles ). In ( a ), creating 3 mixed-type districts yields a 3 – 0 win to Plum — a disproportional result considering the state-wide 9: 6 Plum majority. In ( b ), Orange wins the urban district while Plum wins the rural districts — the 2-1 result reflects the state-wide vote ratio. In ( c ), gerrymandering techniques ensure a 2-1 win to the state-wide minority Orange party.

* Like the quasi-arithmetic means, the computation of the mean can be split into computations of equal sized sub-blocks.

Their evidence includes 14 sightings of the birds and 300 recordings of sounds that can be attributed to the Ivory-billed Woodpecker, but also includes tell-tale foraging signs and appropriately sized tree nest cavities ( Hill et al., 2006 ).

In North America it can become tree sized on undeveloped mountains of the Carolinas but is a shrub farther north.

The " macroscopic " set of Maxwell's equations defines two new auxiliary fields that can sidestep having to know these ' atomic ' sized charges and currents.

With the addition of a suitable rest, the slingshot can also be used to fire arrows, allowing the hunting of medium sized game at short ranges.

With a water tower present, pumps can be sized for average demand, not peak demand ; the water tower can provide water pressure during the day and pumps will refill the water tower when demands are lower.

As a poor-man's " autotransformer ", a properly sized incandescent light bulb in series with the power feed can provide a similar benefit: if the unit under test has a short circuit or other overload, the bulb will light up and provide a high resistance, limiting or preventing further damage to the unit being tested.

Aircraft built with two main wings ( or three in a triplane ) can usually lift up to 20 percent more than can a similarly sized monoplane of similar wingspan.

... We can run a reasonably sized load ( 800 MIPS with our standard package ).

Falcons and caracaras are small to medium sized birds of prey, ranging in size from the Black-thighed Falconet, which can weight as little as, to the Gyrfalcon, which can weigh as much as.

Smaller species tend to nest solitarily, while medium sized species do so in the smaller colonies and larger and migratory species nest in large colonies that can number in the thousands.

Window sections should be adequately sized, and to avoid over-illumination can be shielded with a Brise soleil, awnings, well placed trees, glass coatings, and other passive and active devices.

The buildings can be seen clearly by clicking through to the full sized image.

Artists can create miniature works on business card sized stretched canvas and use them as trading cards to make connections with other artists.

However, there can be picture quality degradation when compared to using a DVI or HDMI connection, especially on larger sized LCD / LED monitors or TVs.

One method is to start with a sheet of brass shim or metal reclaimed from an aluminium drinks can or tin foil / aluminum foil, use fine sand paper to reduce the thickness of the centre of the material to the minimum, before carefully creating a pinhole with a suitably sized needle.

The throat is usually sized slightly larger than the projectile, so the loaded cartridge can be inserted and removed easily, but the throat should be as close as practical to the groove diameter of the barrel.

Paper intended for printing or writing with ink is fairly hard, while paper to be used for water color, for instance, is heavily sized, and can be fairly soft.

Generally, the crew of an average sized pump is around five, but in any case it can be no less than four and no more than six.

In Colombia, the traditional quartet includes a range of instruments too, from the small bandola ( sometimes known as the Deleuze-Guattari, for use when traveling or in confined rooms or spaces ), to the slightly larger tiple, to the full sized classical guitar.

The HQ framework led to a new generation of two-door Monaros, and, despite the introduction of the similar sized competitors, the HQ range became the top-selling Holden of all time, with 485, 650 units sold in three years.

Outside the United States, makers of musical saws include Sandvik in Sweden, makers of the limited edition Stradivarius, Alexis in France, which produces a toothless saw, " La Lame Sonore ", with a range of three and a half octaves ( Patent: N ° E31975 ), and Thomas Flinn & Company in the United Kingdom, based in Sheffield, who produce three different sized musical saws, as well as accessories.

Unisys produces code compatible mainframe systems that range from laptops to cabinet sized mainframes that utilize homegrown CPUs as well as Xeon processors.

# It must throw enough fragments so that at a range of 55 yards ( 50 m ) it achieves a 100 percent strike rate on a target ( man sized )

It is thought that male and female rats have similar sized home ranges during the winter, but male rats increase the size of their home range during the breeding season.

They range from hand held units producing less than a kilowatt, to commercial sized systems that produce tens or hundreds of kilowatts.

* Proa: constructed using stone age tools, variations on the crab claw sail rig on various sized open ocean canoes carried the Pacific island navigators on regular long range trips.

Modern trad climbers often climb with numerous and variously sized SLCDs to cover a wide range of crack sizes, sometimes with duplicate units depending on protection requirements of the climb.

They eat a range of items from suitably sized small rodents, fish, amphibians, and insects, to grain, berries, and plants.

In the southern reaches of its range, the Great Blue sometimes overlaps in range with the closely related and similarly sized Cocoi Heron.

The European range expanded in 1994 when Kia began importing the larger Mentor, a range of medium sized hatchbacks and sedan which were marketed as cheap and well-equipped alternatives to the likes of the Ford Escort and Vauxhall / Opel Astra.

The type of container will vary depending on purpose, and they range in size from wallet sized through to large rucksacks.

There are many yachting harbours which provide moorings for a range of ships ranging from fishing vessels to full sized yachts.

The western fox snake takes a range of suitably sized mammals including mice, rats and even small rabbits while the eastern fox snake specializes on meadow voles and takes other prey much less frequently.

The particle sizes range from submicrometer and micrometer sized ( created by condensation of plasma in the fireball ), through 10 – 500 micrometers ( surface material agitated by the blast wave and raised by the afterwinds ), to millimeter and above ( crater ejecta ).

Essentially the same design as the XL range, they were targeted towards adults who had memories of placing regular sized hoops onto their fingers, but could no longer do so.

They can range from a few 55 gallon oil drums sawed lengthwise on their sides to make a lid and grill base, to large, vehicle sized grills made of brick, weighing nearly a ton.

The need for ASPs has evolved from the increasing costs of specialized software that have far exceeded the price range of small to medium sized businesses.

By stacking several cells with different sized rods, a broad range of wavelengths across the solar spectrum can be collected and converted to energy.

Trawling generally catches toothfish in the smaller size range, which requires calculations to be made at the annual stock assessment meetings of CCAMLR to take these catches of smaller sized fish into account, and lowers the overall available catch of toothfish by trawl.

Median California Spotted Owl pair home range sized up to 18, 706 acres ( 7, 570 ha ).