Oxidation And Reduction Ores
Oxidation And Reduction Ores The Free Circulation In The Zone Of Percolation Of Waters Charged With Oxygen And Carbon Dioxide Makes It, In Effect, One Of Oxida Tion, In Which Rocks And Ore Deposits Become Disintegrated And Their Component Minerals Decomposed With Removal Of The Soluble Constituents. The Chief Chemical ...
Oxide
Oxide, In Chemistry, A Binary Compound Of Oxygen And Another Element. Oxides Are The Most Plentiful And Characteristic Components Of The Earth's Hydrosphere And Lithosphere ; The Former Of These Envelopes Consists Essentially Of Water, The Commoner Oxide Of Hydrogen, And The Latter Largely Consists Of Simple And Complex Oxides. ...
Oximes
Oximes, In Organic Chemistry, Compounds Containing The Grouping >c:n.oh And Obtained By The Action Of Hydroxylamine On Compounds Containing The >co Group. They Were First Pre Pared By Victor Meyer In 1882. The Commonest Are Those Of The General Formulae Rhc:noh And Rr'c:noh Where R And R' Are Alkyl Or ...
Oxygen
Oxygen, A Colourless, Odourless, Tasteless Gas, Somewhat Heavier Than Air (sp.gr. 1.10523) ; It Is Slightly Soluble In Water. And This Dissolved Oxygen Plays An Essential Part In The Respiration Of Aquatic Animals. (symbol 0, Atomic Number 8, Atomic Weight 16.000.) Oxygen Combines With Nearly All The Elements Under Suit ...
Oyster
Oyster. Many Marine Animals Are Popularly Called Oysters, But Most Of These Are Only Distantly Related To The Genus Of True Oysters, Ostrea. The Different Kinds Of True Oysters Differ Among Themselves In Shape, Size And Ornamentation Of The Shell And In Their Biological Characters. Their Nearest Allies Are The ...
Oyster Bay
Oyster Bay, A Village Of Nassau County, New York, U.s.a., On The North Shore Of Long Island, 28 M. N.e. Of The Brooklyn Borough Hall; Served By The Long Island Railroad And In Summer By Ferries To Greenwich, Stamford And New Rochelle. The Summer Population In 1928 Was Estimated Locally ...
Ozokerite Or Ozocerite
Ozokerite Or Ozocerite May Be Designated As Crude Paraffin Wax; It Is Found In Many Localities In Varying Degrees Of Purity, And Is Named From Gr. '6"egv, To Emit Odour, And /man, Wax. Specimens Have Been Obtained From Scotland, Northumber Land And Wales As Well As From About 3o Different ...
Ozone
Ozone Is A Gas Which Possesses (the Odour Of Chlorine Or Of Moist Phosphorus. It May Be Formed (a) By Chemical Action; (b) By Electrolysis; (c) By The Electro-static Field; (d) By Ultra Violet Rays; (e) By The Radioactive Elements; (f) By Incandescent Solids In Air; (g) By The Evaporation ...
Pandit Motilal 1861 1931 Nehru
Nehru, Pandit Motilal (1861-1931), Swarajist Leader, A Kashmiri Brahman, Was Born On May 6, 1861. At The Allahabad Bar He Came To The Front, Earning A Large Income, And Exercising Hospitality And Friendly Intimacy With European Society. He Was For Some Years A Member Of The United Provinces Legisla Tive ...
Paulus Orosius
Orosius, Paulus (fl. 415), Historian And Theologian, Was Born In Spain (possibly At Braga In Galicia) Towards The Close Of The 4th Century. Having Entered The Christian Priesthood, He Naturally Took An Interest In The Priscillianist Controversy Then Going On In His Native Country, And It May Have Been In ...
Periodic Law
Periodic Law) As Follows: The Typical Oxides Of Group I. Are Of The Form Those Of Group Ii. Of The Form Mo, Those Of Group Iii. Are And So On, Those Of Group Vi. Being Types Of Oxide.—oxides Are Often Classed As (i) Acidic Oxides; (2) Basic Oxides; (3) Amphoteric ...
Philip Ii Orleans
Orleans, Philip Ii., Duke Of (1674-1723), Regent Of France, Son Of Philip I., Duke Of Orleans, And His Second Wife, The Princess Palatine, Was Born On Aug. 2, 1674, And Fought At The Siege Of Mons In 1691. His Marriage With Mlle. De Blois, The Legiti Mized Daughter Of Louis ...
Philip Neri
Neri, Philip (filippo De), Saint (1515-1595), Italian Churchman, Was Born At Florence On July 21, 1515, The Youngest Child Of Francesco Neri, A Lawyer Of That City, And His Wife Lucrezia Soldi. He Received His Early Teaching From The Friars At San Marco, The Famous Dominican Monastery In Florence. At ...
Pierre 1625 1695 Nicole
Nicole, Pierre (1625-1695), One Of The Most Distin Guished Of The French Jansenists, Was The Son Of A Provincial Barrister, And Was Born At Chartres. Sent To Paris In 1642 To Study Theology, He Soon Entered Into Relations With The Jansenist Community At Port Royal (q.v.) Through His Aunt, Marie ...
Proposed New Systems Of
Proposed New Systems Of Notation As Regards The Many New Systems Of Notation Which Have Been Proposed During Recent Times, It Must Be Remembered That Al Though The Staff Notation (as We Call The System Of Two Separate Staves Of Five Lines Each) Was Originally Invented At A Time When ...
Provisions Of Oxford
Oxford, Provisions Of, The Articles Constituting A Preliminary Scheme Of Reform Enacted By A Parliament Which Met At Oxford On June 11, 1258. King Henry Iii. Had Promised On May 2 That The State Of His Realm Should Be Rectified And Re Formed By 24 Counsellors Who Were To Meet ...
Prussian And Polish Campaigns
Prussian And Polish Campaigns Around The Prussian Army, And Particularly The Cavalry, The Prestige Of Frederick The Great's Glory Still Lingered ; But The Younger Generation Had Little Experience Of Actual Warfare, And The Higher Commanders Were Quite Unable To Grasp The Changes In Tactics And In The Conduct Of ...
Remains Outside The Altis
Remains Outside The Altis A. West Side.—the Wall Bounding The Altis Of The Time Of Nero Has Two Gates, At Its N. And S. Ends. Each Had On The West A Portico Of Four Columns. A Smaller Gate Is Nearly Opposite The Pelopium. West Of This Wall, Between The Altis ...
Remains Within The Altis
Remains Within The Altis Within The Altis Are Three Main Groups Of Buildings:—(a) Chief Centres Of Religious Worship; (b) Votive Buildings; (c) Buildings Connected With The Administration Or With The Reception Of Visitors. A. Chief Centres Of Religious Worship.—i. There Are Traces Of An Altar Near The Heraeum Older Than ...
Reproduction
Reproduction With The Approach Of The Breeding Season There Is Instituted At Once A Conflict, Active Or Passive, As The Case May Be, Between Males Of The Same Kind For A Breeding Area In Which. Later. The Nest Will Be Located. (see Also Bird, Reproductive Habits.) Each Male . Selects ...
Residual Ores
Residual Ores The Residual Deposits Always Attain Their Greatest Develop Ment In Those Countries That Have Been Unsubmerged For A Vast Period Of Time; And Where The Weathered Products Have Neither Been Pared Off By Glacial Erosion, Nor The Solid Rocks Protected By Superficial Accumulations. Under Especially Favourable Conditions Of ...
Richard 1624 1672 Nicolls
Nicolls, Richard (1624-1672), American Colonial Gov Ernor, Was Born Probably At Ampthill, Beds., England, In 1624. He Commanded A Royalist Troop Of Horse During The Civil War, And On The Defeat Of The King Went Into Exile. Soon After The Restoration He Entered The Service Of The Duke Of York, ...
Richard 1674 1762 Nash
Nash, Richard (1674-1762), English Dandy, Better Known As "beau Nash," Was Born At Swansea On Oct. 18, He Was Educated At Carmarthen Grammar School And At Jesus College, Oxford. He Obtained A Commission In The Army, Which However, He Soon Exchanged For The Study Of Law At The Temple. Here ...
Richard Oastler
Oastler, Richard English Reformer, Was Born At Leeds On Dec. 20, 1789, And In 1820 Succeeded His Father As Steward Of The Thornhills' Extensive Fixby Estates At Hudders Field, Yorkshire. In 1830 John Wood, A Bradford Manufacturer, Called Oastler's Attention To The Evils Of Child Employment In The Factories Of ...
Robert 1771 1858 Owen
Owen, Robert (1771-1858), British Reformer And Socialist, Was Born At Newtown, Montgomeryshire, On May 14, 1771. His Father Had A Small Business In Newtown As Saddler And Ironmonger, And There Young Owen Received His School Education, Which Terminated At The Age Of Nine. After Serving In A Draper's Shop For ...
Robert Cornelis Napier Napier
Napier Of Magdala, Robert Cornelis Napier, I St Baron (1810-189o), British Field-marshal, Son Of Major Charles Frederick Napier, Was Born At Colombo, Cey Lon, On Dec. 6, 181o. He Entered The Bengal Engineers From Addiscombe College In 1826, And After The Usual Course Of Instruc Tion At Chatham, Arrived In ...
Robert De Vere Oxford
Oxford, Robert De Vere, 9th Earl Of (1362-1392), English Courtier, Was The Only Son Of Thomas De Vere, 8th Earl Of Oxford, And Maud De Ufford, A Descendant Of King Henry Iii. He Became 9th Earl Of Oxford In 1371, And Married Philippa (d. 1412), Daughter Of His Guardian Ingelram ...
Robert Harley Oxford
Oxford, Robert Harley, 1st Earl Of (1661 1724), English Statesman, Commonly Known By His Surname Of Harley, Eldest Son Of Sir Edward Harley (1624-170o), A Here Fordshire Land-owner, Was Born In Bow Street, London, On Dec. 5, 1661. His School Days Were Passed At Shilton, Near Burford, In Oxfordshire, In ...
Robert Walpole Orford
Orford, Robert Walpole, Ist Earl Of (1676 Generally Known As Sir Robert Walpole, Prime Minister Of England From 1721 To 1742, Third Son Of Robert Walpole, M.p., Of Houghton In Norfolk, Was Born At Houghton On Aug. 26, 1676. He Was An Eton Colleger From 1690 To 1695 And Was ...
Roger Boyle Orrery
Orrery, Roger Boyle, 1st Earl Arl Of (1621-79), Brit Ish Soldier, Statesman And Dramatist, 3rd Surviving Son Of Rich Ard Boyle, Ist Earl Of Cork, Was Born On April 25, 1621, Created Baron Of Broghill On Feb. 28, 1627, And Educated At Trinity College, Dublin, And, According To Wood, Also ...
Roman Coins
Roman Coins It Was Comparatively Late In Her History That Rome Emerged From Obscurity And Became A Great City. The Adoption Of A Coinage Was One Of The Most Significant Signs Of The Change. In Very Early Times Rome Had Reckoned Values In Oxen And Sheep, Hence The Word Petunia ...
Rory Odonnell
Rory O'donnell, 1st Earl Of Tyrconnel (1575-1608), Second Son Of Hugh Macmanus O'donnell, And Younger Brother Of Hugh Roe, Accompanied The Latter In The Expedition To Kinsale; And When His Brother Sailed For Spain He Transferred His Authority As Chief To Rory. In 16o2 Rory Gave In His Allegiance To ...
Sarojini Naidu
Naidu, Sarojini (1879– ), Indian Poet And Feminist Leader, Eldest Child Of Dr. Aghorenath Chattopadhyay, A Noted Bengali Brahrhan Educationist And Principal Of The Nizam's Col Lege, Hyderabad, Was Born There On Feb. 13, 1879. Passing The Matriculation Examination Of The Madras University At 12 She Began Writing English Verse ...
Shane Oneill
Shane O'neill (c. 1530-1567), Rejected Overtures From The Earl Of Sussex, The Lord Deputy, And Refused To Help The English Against The Scottish Settlers On The Coast Of Antrim, Allying Himself Instead With The Macdonnells, The Most Powerful Of These Grants. Nevertheless Queen Elizabeth Was Disposed To Come To Terms ...
Simon 1835 1909 Newcomb
Newcomb, Simon (1835-1909), American Astronomer, Was Born In Wallace, Nova Scotia, On March 12, 1835. He Became A Resident Of The United States In 1853, And Graduated At The Lawrence Scientific School Of Harvard University In 1858. He Was An Assistant In The American Nautical Almanac Office 1857-61. In 1861 ...
Sir Andrew Noble
Noble, Sir Andrew, 1st Bart., Cr. 1902 (1832-1915), British Physicist And Artillerist, Was Born At Greenock On Sept. 15, 1832, And Was Educated At Edinburgh Academy And At The Royal Military Academy, Woolwich. In 1849 He Entered The Royal Artillery, Attaining The Rank Of Captain In 1855, And In 1857 ...
Sir Charles James 1782 1853
Napier, Sir Charles James (1782-1853), British Soldier And Statesman, Was Born In London, The Eldest Son Of Colonel George Napier (a Son Of The 5th Lord Napier) And Lady Sarah Lennox, On Aug. Io, 1782. He Was Lieutenant In 1800 And Captain In The Staff Corps Under Sir John Moore. ...
Sir Charles Napier
Napier, Sir Charles (1786-186o), British Admiral, Second Son Of The Hon. Charles Napier, R.n., And Grandson Of The 5th Lord Napier, Was Born At Merchiston Hall, Near Falkirk, On March 6, 1786. He Became A Midshipman In 1800 And Lieutenant In 1805. He Was Appointed To The "courageux" (74), Serving ...
Sir Charles Thomas 1816 1894
Newton, Sir Charles Thomas (1816-1894), British Archaeologist, Was Born On Sept. 16,1816, At Bredwardine In Herefordshire, And Educated At Shrewsbury Schools And Christ Church, Oxford. He Entered The British Museum In 1840 As An Assistant In The Antiquities Department. In 1852 Newton Left The Museum To Become Vice-consul At Mitylene, ...
Sir Dudley 1641 1691 North
North, Sir Dudley (1641-1691), English Economist, Was 4th Son Of Dudley, 4th Lord North, Who Published Passages Relating To The Long Parliament, Of Which He Had Himself Been A Member. He Was Born On May 16, 1641, And In His Youth Was Carried Off By Gipsies And Recovered With Some ...
Sir James 1803 1863 Outram
Outram, Sir James (1803-1863), English General, And One Of The Heroes Of The Indian Mutiny, Was The Son Of Benjamin Outram Of Butterley Hall, Derbyshire, Civil Engineer, And Was Born On Jan. 29, 1803. His Father Died In 18o5, And His Mother, A Daughter Of Dr. James Anderson, The Scottish ...
Sir John Oldcastle
Oldcastle, Sir John (d. 1417), English Lollard Leader, Son Of Sir Richard Oldcastle Of Almeley, Herefordshire, Served In The Expedition To Scotland In 1400. Next Year He Was In Charge Of Builth Castle In Brecon, And Serving All Through The Welsh Campaigns Won The Friendship And Esteem Of Henry, The ...
Sir Richard 1804 1892 Owen
Owen, Sir Richard (1804-1892), English Biologist, Was Born At Lancaster On July 20, 1804. In 1820 He Was Appren Ticed To A Local Surgeon And Apothecary, And In 1824 He Proceeded As A Medical Student To The University Of Edinburgh. After Com Pleting His Medical Course In St. Bartholomew's Hospital, ...
Sir Thomas 1 535
North, Sir Thomas (1 535 ?-16o1 ?) , English Translator Of Plutarch, Second Son Of The Ist Baron North, Was Born About 1535. He Is Supposed To Have Been A Student Of Peterhouse, Cam Bridge, And Was Entered At Lincoln's Inn In 1557. In 1574 He Accompanied His Brother, Lord ...
Sir Thomas 1581 1613 Overbury
Overbury, Sir Thomas (1581-1613), English Poet And Essayist, And The Victim Of One Of The Most Sensational Crimes In English History, Was The Son Of Nicholas Overbury, Of Bourton On-the-hill, And Was Born In 1581 At Compton Scorpion, Near Ilmington, In Warwickshire. In The Autumn Of 1595 He Became A ...
Sir William Francis Patrick
Napier, Sir William Francis Patrick ( 186o), British Soldier And Military Historian, Third Son Of Colonel George Napier (1751-1804), Was Born At Celbridge, Near Dublin, On Dec. 17, 1735. He Became An Ensign In The Royal Irish Artil Lery In I800, But At Once Exchanged Into The 62nd, And Was ...
Sir William Nott
Nott, Sir William English General, Was The Second Son Of Charles Nott, A Herefordshire Farmer, Obtained A Cadetship In The Indian Army And Proceeded To India In 1800. In 1839, He Held A Command At Quetta And In November 1840 He Captured Khelat, And In The Following Year Compelled Akbar ...
St Nicholas
Nicholas, St., Bishop Of Myra, In Lycia, A Saint Honoured By The Greeks And The Latins On The 6th Of December. His Cult Is As Celebrated As His History Is Obscure. He Was Bishop Of Myra In The Time Of The Emperor Diocletian, Was Persecuted, Tortured For The Faith, And ...
Steel Process
Steel Process. In Recent Years Two Distinct Modifications Of Steel Making Process Have Been Included Under This Common Title : The Siemens Process, In Which Pig Iron And Ore Are The Materials Used, And (2) The Siemens-martin Process, Which Uses A Mixture Of Pig-iron And Scrap Steel. A Com Bination ...
Sub Order Ii Planipennia
Sub-order Ii. Planipennia Veins With Evident Forking At The Margins Of The Wings: Vein Rs Usually With Numerous Branches. Larvae With Piercing Mouth Parts: Pupae Enclosed In A Cocoon. Included Here Are The Major Portion Of The Neuroptera: They Are Nearly All Terrestrial Insects, Only A Small Number Being Partially ...
Subclass
Subclass Ii.—enopla. Proboscis Usually Armed With One Or Several Stylets. Muscle-layers Two; An Outer Circular And An Inner Longitudinal Layer. Nerve-cords Internal To The Musculature. Order 3.—malacobdellidea. Body Short, With A Sucker At The Posterior End. Proboscis Unarmed, Opening With The Mouth. In Testine Coiled, Without Pouches. This Order Contains ...
Sunday Newspapers
Sunday Newspapers The Rise Of The Sunday Newspapers In The Last Twelve Years Is Alluded To Elsewhere. Here It May Be Noted That The Historic Sun Day Newspapers, Unlike Some Of The Historic Daily Newspapers, Show Great Vitality. The Observer, Which Is The Most Poweiful Political Organ Of The Sunday ...
Symbolic Logic And The
Symbolic Logic And The Integer Symbolic Logic Attempts To Reduce The So-called Logical Processes Of Thought To Explicit Objective Form In Such Wise That Logical Reasoning May Be Comparable In Its Mechanical Precision And Objective Quality With A Game Such As Chess. Here The Paper On Which The Symbolic Propositions ...
Tabular View Of Oceans
Tabular View Of Oceans And Seas The Following Table Gives The Average Depth, The Area, And The Volume Of The Oceans, Seas And The Hydrosphere According To The 1921 Computations Of E. Kossinna:— Krtimmel Preferred, 1907, To Simplify This By Grouping The Deposits In A Single Category Arranged According To ...
Teaching Of Music
Music, Teaching Of. As There Are Three Possible Parties To Any Musical Transaction, The Composer Or Maker Of The Music, The Performer Or Reproducer Of It, And The Listener Or Appraiser Of It, It Follows That The Art Of Teaching, As Applied To Music, Naturally Falls Into Three Categories: (1) ...
Technique Of Oil Painting
Oil Painting, Technique Of. As The Musician Must Be Taught, And The Subtlest Of Harmonies Are Subject To Material Limitations, So The Art Of The Painter Must Be Learned, And He, More Perhaps Than Any Other Artist, Is Bound By Severe Mate Rial Necessities. It Is Not Intended Here To ...
Tenure
Tenure). It Had Its Origin, However, In Primitive Conditions Long Antecedent To The Development Of Feudalism. Three Or Four Centuries Before The Roman Occupation The Celtic Inhabitants Of Britain Had Evolved A System Of Co-operative Tribal Husbandry On The Open-field System. The Cultivated, Or Arable, Land Oc Cupied By The ...
Territorial Waters
Waters, Territorial.) Customary Rules Of Seamanship Applicable To Navigation On The High Seas Were Gradually Developed. In England The Trinity Mas Ters Advised The Judges As To The Rules By Which Those In Charge Of A Ship Should Be Guided. In 1846 Some Trinity House Rules Of Navigation Were Made ...
The Amalgamation Of Nigeria
The Amalgamation Of Nigeria Union Of Lagos And Southern Nigeria.—in 1904 It Was Decided To Unite The Two Nigerias And Lagos Under One Government, And As A First Step In That Direction Sir Walter (then Mr.) Egerton Was Appointed Both Governor Of Lagos And High Commissioner Of Southern Nigeria. This ...