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20-553: PSW may refer to: PSW Science , the oldest scientific society in Washington, D.C. Personal Support Worker , Canada PlayStation World , a UK magazine Program status word , a control register in IBM mainframe computers Baillie–PSW primality test in mathematics Part Submission Warrant in production part approval process Post Study Work Visa , UK Topics referred to by

40-525: A Constitution was adopted, and a General Committee was established, and officers were elected, including President Joseph Henry. The next meetings of the new Society were held in the annex of the Surgeon General ’s office in Ford’s Theater . In a published oral history, founding member William Dall explained the change: Then General Barnes, who was Surgeon-General, and was one of the members,

60-513: A meeting which they propose to hold for the purpose of forming a society, having for its object the free exchange of views on scientific subjects, and the promotion of scientific inquiry among its members. 43 men signed the letter. According to former Society President W.J. Humphreys , these signers “represented…every branch of both the natural and the exact sciences.” The signers included: mathematician Simon Newcomb ; astronomer Asaph Hall ; malacologist William H. Dall ; Chief Engineer of

80-669: Is different from Wikidata All article disambiguation pages All disambiguation pages Philosophical Society of Washington Since 1887, the Society has met regularly in the assembly hall of the Cosmos Club . In the Club's present location since 1951, the assembly hall is now called the John Wesley Powell auditorium. Meetings are roughly every other Friday, except in the summer. Meetings are free and open to

100-660: The Army Andrew A. Humphreys ; Quartermaster General of the Army Montgomery C. Meigs ; Surgeon General Joseph K. Barnes ; and Chief Justice Salmon P. Chase . “In response to this call,” according to the minutes of the first meeting, “a meeting of the subscribers thereto was convened and held at the Smithsonian Institution, in the Regents’ room, on Monday, March 13, 1871.” The outline of

120-544: The Smithsonian grounds, often through a considerable amount of mud. At the second meeting, held Saturday, March 18, 1871, the first scientific paper was presented to the Society. Professor S.F. Baird communicated on behalf of the author, “Official Report of the Yellowstone Expedition of 1870.” About the early meetings at Ford’s Theater, librarian John S. Billings remembered: [The] entrance up

140-577: The attendance was always large for a local scientific society whose routine meetings were held for the sole purpose of reading formal papers.” In 1878, the Cosmos Club was founded and all local members of the Philosophical Society were invited to join. The Club moved to its own building, known now as the Dolley Madison House on Lafayette Square , and invited the Society to hold its meetings there. The Society accepted

160-535: The formal meeting. On March 12, 1921, one day shy of the Society’s 50th anniversary, Amelia K. Benson became the first woman to address the Society. Ms. Benson spoke about a paper she co-authored, titled, "A comparison of the International Hydrogen Scale with the standard scale of temperature defined by the platinum resistance thermometer." And, while recording the election of new members

180-604: The homes of its members, and were devoted to discussion of scientific questions. Meetings followed by a social with supper and refreshments provided by the evening’s host. The Saturday Club eventually grew to more than forty members and some found it difficult to accommodate the group in their homes. Henry recommended to resolve this difficulty by organizing a society that would be available to any man of science in Washington. Henry’s recommendation led Saturday Club members to formally write to Henry: Prof. Joseph Henry, LL.D. The undersigned respectfully request you to preside at

200-534: The invitation. Ever since the Society’s 300th meeting on March 26, 1887, the Society has held its regular meetings at the Cosmos Club and moved with the Club in 1951, to its current location in the Townsend House on Massachusetts Avenue. The Society further evolved in the 20th Century. In 1919, after forty-eight years of meeting without refreshment, the Society sanctioned its first social hour following

220-537: The narrow stairs, often pervaded with a scientific odor from the laboratory on the lower floor – an odor once compared to that of the deluge at low tide – the devious and complicated route from the head of the stair, past the General Committee room, to the place of meeting; the rather gloomy room, walled in from floor to ceiling with books from whose dingy backs no light was reflected, and yet in its general aspects and surroundings in many respects appropriate to

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240-505: The objects and purposes of the company gathered therein. The Society met at Ford’s Theater for sixteen years. Regular meetings were held on alternate Saturdays at 8:00 p.m. and were to be devoted to the consideration and discussion of scientific subjects, except for the annual meetings, when the conduct of business of the Society was discussed. Those early meetings included presentations on a wide scope of scientific matters: According to geologist Clarence E. Dutton , “[a]t those meetings,

260-478: The public. A lecture is given by a scientist at each meeting. In 1931, the Society established the ongoing Joseph Henry Lecture series. The lectures present speakers at who have reached the pinnacles of their respective fields, and in recent years have included Nobel laureates Baruch Blumberg , William D. Phillips , John C. Mather , and Craig Mello . In 1846, the Smithsonian Institution

280-403: The same term [REDACTED] This disambiguation page lists articles associated with the title PSW . If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=PSW&oldid=1255225202 " Category : Disambiguation pages Hidden categories: Short description

300-469: The shift of spectral lines under pressure . In atmospheric physics he found a very good model for the stratosphere in 1909. He wrote numerous books, including a textbook titled Physics of the Air , first published in 1920 and considered a standard work of the time, though it was last published in 1940. He also held some teaching positions at universities. He concluded that the 1815 eruption of Mount Tambora

320-600: Was born on February 3, 1862, in Gap Mills , Virginia , to Jackson and Eliza Ann (née Eads) Humphreys. He studied physics at Washington & Lee University in Virginia and later at Johns Hopkins University in Baltimore, where he earned his Ph.D. in 1897, studying under Henry Augustus Rowland . He worked in the fields of spectroscopy , atmospheric physics and meteorology . In the field of spectroscopy he found

340-652: Was founded and its Regents elected Joseph Henry as the Institution’s first Secretary. In 1855, the Smithsonian Castle was completed, with space for exhibitions, research laboratories, and living quarters for Henry and his family. Sometime before the outbreak of the Civil War , Henry and several other men interested in science formed a small club called the Saturday Club. Their meetings were held

360-422: Was good enough to offer us more commodious quarters in the city. In those days, coming to the Smithsonian building, especially at night, was something of a task. The paths were not paved; if it happened to be rainy it was a very muddy walk indeed…At that time, nearly all of the members of the Society lived in the city and therefore found it desirable to have the place of meeting where they would not have to go through

380-475: Was inconsistent before and after the Annual Meeting of 1930, the minutes of that meeting are the first to mention the election of a woman, “Miss G. Back,” to membership. More women followed, both in membership and in the president’s chair. William Jackson Humphreys William Jackson Humphreys (February 3, 1862 – November 10, 1949) was an American physicist and atmospheric researcher. Humphreys

400-796: Was responsible for the subsequent cooling known as the Year Without a Summer . From 1905 to 1935 he worked as a physicist for the U.S. Weather Bureau , predecessor of the National Weather Service . In 1919, he served as president of the Philosophical Society of Washington . He was elected to the American Academy of Arts and Sciences in 1921. In 1924 he was an Invited Speaker of the ICM in Toronto. He

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