Its earliest members included noted scientists like William Crookes, and philosophers such as Henry Sidgwick and William James.

By the 1870s, British physicist William Crookes and others were able to evacuate tubes to a lower pressure, below 10 < sup >− 6 </ sup > atm.

It was invented in 1873 by the chemist Sir William Crookes as the by-product of some chemical research.

These samples were identified as helium by Lockyer and British physicist William Crookes.

* 1832 – William Crookes, English physicist and chemist ( d. 1919 )

In 1900, William Crookes isolated protactinium as an intensely radioactive material from uranium ; however, he could not characterize it as a new chemical element and thus named it uranium-X.

The early membership of the SPR included philosophers, scholars, scientists, educators and politicians, such as Henry Sidgwick, Arthur Balfour, William Crookes, Rufus Osgood Mason and Charles Richet.

Sir William Crookes, OM, FRS ( 17 June 1832 – 4 April 1919 ) was a British chemist and physicist who attended the Royal College of Chemistry, London, and worked on spectroscopy.

< center > Sir William Crookes </ center > < center > by Leslie Ward | Sir Leslie Ward 1902 </ center >

William Crookes proposed a " brain wave " theory in which he claimed telepathy might occur due to high frequency vibrations of the ether.

Chemists William Crookes and Claude-Auguste Lamy discovered thallium independently in 1861, in residues of sulfuric acid production.

William Crookes and Claude-Auguste Lamy both started to use the new method.

William Crookes used it to make spectroscopic determinations for tellurium on selenium compounds deposited in the lead chamber of a sulfuric acid production plant near Tilkerode in the Harz mountains.

** William Crookes, English chemist and physicist ( b. 1832 )

* March 30 – Discovery of the chemical elements: Sir William Crookes announces his discovery of Thallium.

* June 17 – Sir William Crookes, English chemist and physicist ( d. 1919 )

Sir William Crookes and William de Wiveleslie Abney were other early photographers to try the pinhole technique.

The most famous was the evacuated tube used for scientific research by William Crookes.

The study of psychic phenomena by major scientists started in the mid-nineteenth century ; early researchers included Michael Faraday, Alfred Russel Wallace, Rufus Osgood Mason and William Crookes.

As consequence, many Spiritualist works are widely accepted in Spiritism, particularly the works of scientists Sir William Crookes, and Sir Oliver Lodge.

Sympathetic research on Spiritism by scientists can be found in the works of Sir William Crookes, Dr. Robert Hare ( Chemist ), Sir Oliver J. Lodge, Dr. Emma Bragdon.

The exception was an Iron Mountain settler named William Lewis.

William Gilmore Simms, sturdy realist that he was, pleaded for a natural robustness such as he found in his favorites the great Elizabethans, to vivify the pale writings being produced around him.

Miriam was stopped at the Taliesin gate, and William Weston, now the estate foreman, came out to parley.

she also went to Washington and appealed to Senator George William Norris of Nebraska, the Fighting Liberal, from whose office a sympathetic but cautious harrumphing was heard.

he collaborated on a song with William Hartman Woodin, who was Secretary of the Treasury, 1932-33.

A lone pro-Hearst voice from New York City was that of William Devery, who had been expelled as a Tammany leader but still claimed strong influence in his own district.

William Coddington, who was running the colony, felt constrained to move seven miles south where, with others -- as mentioned above -- he founded Newport.

But Morgan did not leave before he had written a letter to a William Pickman in Salem, Massachusetts, apparently an acquaintance, praising Washington and saying that the slanders propagated about him were `` opposed by the general current of the people to exalt General Gates at the expense of General Washington was injurious to the latter.

The CTCA program of activities was profuse: William Farnum and Mary Pickford on the screen, Elsie Janis and Harry Lauder on the stage, books provided by the American Library Association, full equipment for games and sports -- except that no `` bones '' were furnished for the all-time favorite pastime played on any floor and known as `` African golf ''.

He wrote eloquently to William James that impartial history was not only impossible but undesirable.

To the Weston house came once William Allen Neilson, the president of Smith College who had been one of my old professors and who still called me `` Boy '' when I was sixty.

In the earlier sessions there was plentiful discussion on the natural law, which Dr. William V. O'Brien of Georgetown University, advanced as the basis for widely acceptable ethical judgments on foreign policy.

William, he was called, in honor of the man who was at once Shelley's pensioner and his most bitter detractor.

After the Juniors were welcomed and congratulated for qualifying for the Finals of the Junior Class, Mrs. William H. Long, Jr. was introduced as the first speaker.

Timothy Palmer, who invented and later patented the arch type of construction for wooden bridges, was the genius who planned and supervised the building of the Essex, or `` Deer Island '' bridge although the actual work was carried out under the direction of William Coombs, who received $300 as recompense.

But what the elements could not do was seriously threatened when Brigadier General William E. ( Grumble ) Jones reached Philippi while on the famous Jones-Imboden raid in May, 1863.

William Hitchcock, who retired in 1938, was a veteran of thirty-four years' local service.

After many years and many interruptions he was able to finish the canopy fresco, and slightly less than half the frieze, beginning with the Liberty group opposite the East door, and ending with William Penn, all but one leg, when a tragic accident ended his career.

Assonance seems nearly as severe a curb, although in a celebrated passage William of Malmesbury declares that A Song Of Roland was intoned before the battle commenced at Hastings.

Thus at the same time that William Henry Harrison was preparing to pacify the aborigines of Indiana Territory and winning fame at the battle of Tippecanoe, Anglo-Saxon settlement made a great leap into the center of the North American continent to the west of the American agricultural frontier.

William was adamant on one point: under no circumstances would he allow the Negroes to remain on the plantation with his and Henry's slaves if they were told of their coming freedom.

One tempest was stirred up last March when Udall announced that an eight-and-a-half-foot bronze statue of William Jennings Bryan, sculpted by the late Gutzon Borglum, would be sent `` on indefinite loan '' to Salem, Illinois, Bryan's birthplace.

Appointment of William S. Pfaff Jr., 41, as promotion manager of The Times-Picayune Publishing Company was announced Saturday by John F. Tims, president of the company.