Thus a need arose to view and map locations ( like a mountain top ) from a long distance, which led to the invention of limelight light source, and later the incandescent light.

He is sometimes mistakenly given credit for the invention of limelight, at the expense of Sir Goldsworthy Gurney.

In the 1820s and 1830s, the region was identified as prime land for upland cotton plantations, made possible by the invention of the cotton gin for processing short-staple cotton.

After then, the rules would need to be modified from observations made since the invention of the calendar.

Johnson ) have claimed precedence in this invention, but recent analysis of both his concrete and raw cement have shown that William Aspdin's product made at Northfleet, Kent was a true alite-based cement.

These consisted of a metal pipe placed on a smaller pipe that when struck with the disc made a gong type sound, while these were much more accurate than a tree, arguments and disagreements led to the invention of the Disc Pole Hole by Ed Headrick in 1975.

After the invention of the telescope, measurements were made by observing occultations of stars by the Moon, which allowed the derivation of more closely spaced and more accurate values for ΔT.

This distinction started around 1906 with the invention by Lee De Forest of the triode, which made electrical amplification of weak radio signals and audio signals possible with a non-mechanical device.

At least six researchers independently made this discovery and can be said to have some role in the invention.

The invention was unveiled to the public in April 1935 and the first model, the Model A, was made available in June of that year.

The invention of electronic amplifiers made calculating machines much faster than their mechanical or electromechanical predecessors.

Lack of archaeological evidence of iron production made it seem unlikely that it had begun earlier elsewhere, and the Iron Age was seen as a case of simple diffusion of a new and superior technology from an invention point in the Near East to other regions.

The iklwa-so named because of the sucking sound it made when withdrawn from a human body-with its long ( c. 25 cm in ) and broad blade was an invention of Shaka that superseded the older thrown ipapa ( so named because of the " pa-pa " sound it made as it flew through the air ).

The invention of railroads and telegraphs made it easier to communicate with other countries.

They were among the first biological discoveries made after the invention of the microscope.

" The invention of nuclear and space weapons has made war unacceptable as an instrument for achieving political ends.

Although the invention of the printing press led to a reduced interest in hand made cards and items, by the 18th century, people were regaining interest in detailed handwork.

After reading about Daguerre's invention, Talbot refined his process so that portraits were made readily available to the masses.

The invention of the printing press in Germany around 1440 made it possible for common people to have access to printed materials including the Bible.

" He writes, " Discovery and invention have made it possible for the Government, by means far more effective than stretching upon the rack, to obtain disclosure in court of what is whispered in the closet.

Col. Willard F. Rockwell made his fortune with the invention and successful launch of a new bearing system for truck axles in 1919.

Key invention in the development of electronic spreadsheets was made by Rene K. Pardo and Remy Landau, who filed in 1971 on spreadsheet automatic natural order recalculation algorithm in 1970.

The invention of the no-hands aerial ( later known as the ollie ) by Alan Gelfand in Florida in 1976, and the almost parallel development of the grabbed aerial by George Orton and Tony Alva in California, made it possible for skaters to perform airs on vertical ramps.

Since the discovery happened several millennia before the invention of writing, there is no written record about how it was made.

The term invention need not exclude the possibility of the brothers having made use of earlier letters, but implies only that before that time the Slavic languages had no distinct script of their own.

The invention of Parson's steam turbine made cheap and plentiful electricity possible and revolutionised marine transport and naval warfare.

But Jack always derived vicarious sensual thrills from Charles' revelations ( even when he suspected his friend of exaggeration or invention ), so he usually invited them, as he did now.

There are certainly large areas of understanding in the human sciences which in themselves and even without political invention can help to dispel our present fears.

His promotion of it was so extensive that he is often credited with its invention, even though a machine operating in the same principle was described in 1762 by Swedish professor Johan Wilcke.

Yet there is now little doubt that the hollow-walled broch tower was purely an invention from what is now Scotland, or that even the kinds of pottery found inside them that most resembled south British styles were local hybrid forms.

are unlikely to become celebrities even if they are enormously successful in their field due to society's disinterest in science, invention, medicine, and courtroom law which is not fictional.

Kenneth Waltz has argued that nuclear weapons have helped keep an uneasy peace, and further nuclear weapon proliferation might even help avoid the large scale conventional wars that were so common prior to their invention at the end of World War II.

In Israel, families that do not kasher their ovens can bake cakes, casseroles, and even meat on the stovetop in a Wonder Pot, an Israeli invention consisting of three parts: an aluminium pot shaped like a Bundt pan, a hooded cover perforated with venting holes, and a thick, round, metal disc with a center hole which is placed between the Wonder Pot and the flame to disperse heat.

From an even broader scientific and technological perspective, in the 50-year history of the laser since its first demonstration in 1960, the invention and development of excimer laser lithography has been highlighted as one of the major milestones.

He announced his invention of the first phonograph, a device for recording and replaying sound, on November 21, 1877 ( early reports appear in Scientific American and several newspapers in the beginning of November, and an even earlier announcement of Edison working on a ' talking-machine ' can be found in the Chicago Daily Tribune on May 9 ), and he demonstrated the device for the first time on November 29 ( it was patented on February 19, 1878 as US Patent 200, 521 ).

It was a discovery that nature generally acts regularly enough to be described by laws and even by mathematics ; and required invention to devise the techniques, abstractions, apparatus, and organization for exhibiting the regularities and securing their law-like descriptions.

The well-known English Masonic writer, Dr. George Oliver ( 1782 – 1867 ), in his " Historical Landmarks ", 1846, carried the story forward and even claimed that King Charles II was active in his attendance at meetings — an obvious invention, for if it had been true, it would not have escaped the notice of the historians of the time.

Point-trick games are at least as old as tarot decks and may even predate the invention of trumps.

In many if not most situations, improvements will be made to an invention even after filing of the patent application, and additional information will be learned.

From an even broader scientific perspective, since the invention of the laser in 1960, the development of excimer laser lithography has been highlighted as one of the major milestones in the 50-year history of the laser.

Hooke remained bitter about Newton claiming the invention of this principle, even though Newton ’ s “ Principia ” acknowledged that Hooke, along with Wren and Halley, had separately appreciated the inverse square law in the solar system, as well as giving some credit to Bullialdus.

The invention may become simpler, more practical, it may expand, or it may even morph into something totally different.

An invention, or a further-developed version of it, may serve purposes never envisioned by its original inventor ( s ) or even by others living at the time of its original invention.

The Science Museum ( London ) describes it merely as " the first writing mechanism whose invention was documented ," but even that claim may be excessive, since Turri's invention pre-dates it.

In the early 30s Tolkien decided that the proto-language of the Elves was Valarin, the tongue of the gods or Valar: " The language of the Elves derived in the beginning from the Valar, but they change it even in the learning, and moreover modified and enriched it constantly at all times by their own invention.

The content of his work is full of invention and, most importantly, extreme unpredictability, and wide emotional range even within a single work, a style that may be categorized as Empfindsamer Stil.

* 1939: After floundering for years, even producing his fins in his own flat in Paris, De Corlieu finally starts mass production of his invention in France.

They sculpt and animate the volume of the shapes ... they indulge in flights of fancy and invention which add new perspectives and graduated, blended tones ... His colors do not even attempt to imitate nature but rather to suggest movements, planes and rhythms.