[BLUNDEN (E), CECIL (D), CHAPMAN (R.W), GARROD (H.W), LEWIS (C.S), POTTLE (F.A), TILLOTSON (G) ET AL, CONTRIBS. BONE (M), ILLUS.].

Essays on the Eighteenth Century. Presented to David Nichol Smith in Honour of his Seventieth Birthday. 1250 COPIES WERE PRINTED

Clarendon Press, Oxford, 1945 8vo., First and Sole Edition, on laid paper, with a fine portrait frontispiece of Smith by Bone, small neat contemporary signature on front paste-down; original blue buckram, gilt back, a very good, bright, clean copy. EDITION LIMITED TO 1250 COPIES. Smith was Merton Professor of English Literature in the University of Oxford. This wonderful encomium includes a bibliography of his works. Collects nineteen extended essays by many of Smith's most eminent literary contemporaries. 'Addison' (C.S. Lewis), 'The Conciseness of Swift' (Herbert Davis), 'Deane Swift, Hawkesworth, and the Journal to Stella' (Harold Williams). 'Pope at Work' (George Sherburn), 'The Inspiration of Pope's Poetry' (John Butt), 'Where Once Stood their Plain Homely Dwelling' (Collins Baker), ''Some Aspects of Eighteenth Century Prose' (James Sutherland), 'Note on the Composition of Gray's Elegy' (H.W. Garrod), 'John Langhorne' (Hugh MacDonald), 'Notes on some Lesser Poets of the Eighteenth Century' (W.L. Renwick), 'The Formal Parts of Johnson's Letters' (R.W. Chapman), 'Mrs. Piozzi's Letters' (James L Clifford), 'The Power of Memory in Boswell and Scott' (F.A. Pottle), 'Robert Burns' (R. Dewar), 'Fanny Burney's Novels' (Lord David Cecil), 'Elegant Extracts' (Edmund Blunden), ''The Old Cumberland Beggar and the Wordworth Unities' (H V D Dyson), 'Matthew Arnold and Eighteenth-Century Poetry' (Geoffrey Tillotson), 'A List of the Writings of David Nichol Smith 1896-1945' (F P Wilson), 'Index' (Arthur Tillotson).

-- Island Books

Book number: 19128

Keywords: mstock, literature, swift, johnson, wordsworth, gray, david nichol smith, merton professor, oxford

[BLUNDEN (E), CECIL (D), CHAPMAN (R.W), GARROD (H.W), LEWIS (C.S), POTTLE (F.A), TILLOTSON (G) ET AL, CONTRIBS. BONE (M), ILLUS.].

Essays on the Eighteenth Century. Presented to David Nichol Smith in Honour of his Seventieth Birthday. 1250 COPIES WERE PRINTED

Clarendon Press, Oxford, 1945 8vo., First and Sole Edition, on laid paper, with a fine portrait frontispiece of Smith by Bone, small neat contemporary signature on front paste-down; original blue buckram, gilt back, a very good, bright, clean copy in the d/w. EDITION LIMITED TO 1250 COPIES. Smith was Merton Professor of English Literature in the University of Oxford. This wonderful encomium includes a bibliography of his works. Collects nineteen extended essays by many of Smith's most eminent literary contemporaries. 'Addison' (C.S. Lewis), 'The Conciseness of Swift' (Herbert Davis), 'Deane Swift, Hawkesworth, and the Journal to Stella' (Harold Williams). 'Pope at Work' (George Sherburn), 'The Inspiration of Pope's Poetry' (John Butt), 'Where Once Stood their Plain Homely Dwelling' (Collins Baker), ''Some Aspects of Eighteenth Century Prose' (James Sutherland), 'Note on the Composition of Gray's Elegy' (H.W. Garrod), 'John Langhorne' (Hugh MacDonald), 'Notes on some Lesser Poets of the Eighteenth Century' (W.L. Renwick), 'The Formal Parts of Johnson's Letters' (R.W. Chapman), 'Mrs. Piozzi's Letters' (James L Clifford), 'The Power of Memory in Boswell and Scott' (F.A. Pottle), 'Robert Burns' (R. Dewar), 'Fanny Burney's Novels' (Lord David Cecil), 'Elegant Extracts' (Edmund Blunden), ''The Old Cumberland Beggar and the Wordworth Unities' (H V D Dyson), 'Matthew Arnold and Eighteenth-Century Poetry' (Geoffrey Tillotson), 'A List of the Writings of David Nichol Smith 1896-1945' (F P Wilson), 'Index' (Arthur Tillotson).

-- Island Books

Book number: 19129

Keywords: mstock, literature, swift, johnson, wordsworth, gray, david nichol smith, merton professor, oxford

ANDREWS, H.T.; BARTLET, VERNON; BRYAN, F.C.; CADOUX, A.T.; DARLASTON, G.E.; EDWARDS, D. MIALL; FARMER, H.H.; LEWIS, JOHN & SPENCER, MALCOLM

The Lord of Life: a Fresh Approach to the Incarnation

London, Student Christian Movement. 1929, First Edition. hardcover, 8vo - over 7¾" - 9¾" tall. Clean Copy, Foxing to top of spine, slight sunning to spine. Good/No Jacket.

-- PsychoBabel Books

Book number: 005928

Catalogue: Religion, Spirituality & Occultism

BARRY HANNAH, WILLIAM F. BUCKLEY, JR., FLORENCE KING, RICHARD FORD, LEWIS NORDAN, JOHN GRISHAM, LARRY BROWN, LOUIS D. RUBIN, ROY BLOUNT, FRED CHAPPELL, JOHN UPDIKE, CHARLES BUKOWSKI, AND OTHER CONTRIBUTORS

The Oxford American, Volume One, Number One (Spring, 1992)

Oxford, Oxford American, 1992, First Edition. Soft Cover , Near Fine, Near fine with light rubbing.

-- Library Books / Clayton Fine Books

Book number: b21226

CACECI T., NECK K.F., LEWIS D.H. & SIS R.F.,

Ultrastructure of the hepatopancreas of the Pacific white shrimps, Penaeus vannamei

1988. In 8vo, offp., pp. 15 con 6 figs.

-- Naturama

Book number: 18541

Catalogue: Crustacea

Keywords: crustaceans shrimps decapoda

LEWIS, D. & SCOTT, F.

Un Canada Nouveau. Vue D'Ensemble de L'Historique Et de la Politique Du Mouvement C.C. F.

. Soft cover. M. Valiquette, 1944. 275 p. illustrations, 19 cm. Br. non coupé. Excellente condition. Fine/No Jacket.

-- Alain Doucet Libraire

Book number: 19285

Catalogue: Canadiana

DAGON, (D. F. LEWIS SPECIAL ISSUE),

Dagon #26: D. F. Lewis Special Issue.

Dagon Press: Twickenham, Middx, 1989 (Oct/Dec). First edition (& 1st printing). Stapled magazine. Fine (unread) copy. Issue no 26: a D. F. Lewis special issue, including nine stories from Lewis (& bibliography), and a piece on Lewis by fellow author Mark Samuels. 27 issues of this UK A5 horror magazine were published by editor Carl Ford between 1980-1987.

-- Cold Tonnage Books

Book number: 31749

EDITED BY: WALTERS, S.M.; BRADY, A.; BRICKELL, C.J.; CULLEN, J.; GREEN, P.S.; LEWIS, J.; MATTHEWS, V.A.; WEBB, D.A.; YEO, P.F.; ALEXANDER, J.C.M.; HEYWOOD, V.H.; ROBSON, N.K.B.; KNEES, S.G.; JORGENSEN, P.-M.; JURY, S.L.; LESLIE, A.C.; WIJNANDS, D.O.; EDMO

The European Garden Flora. [Set of Six Volumes]. Monocotyledons - Volume I: Pteridophyta; Gymnospermae; Angiospermae (Alismataceae to Iridaceae). Volume II: Juncaceae to Orchidaceae. Dicotyledons - Volume III: Casuarinaceae to Aristolochiaceae. Volume IV: Dilleniaceae to Leguminosae. Volume V: Limnanthaceae to Olieaceae. Volume VI: Loganiaceae to Compositae.

Cambridge: Cambridge University Press, 1990;1984;1989;1995;1997;2000. Six volumes, of which volume I is a reprint, the others first editions, 4to., pp.xv,430;x,318;xv,474,xvii,602;xix,646;xv,739, printed paper-covered boards, maps and illustrations; uniform light sunning to spines, a little light rubbing to extremities, knock to fore-edge of rear board Vol.VI, a very good set indeed.

-- The Minster Gate Bookshop

Book number: 21001

Catalogue: NATURAL HISTORY

Keywords: NATURAL HISTORY

EDITED BY F C FRANCIS, CONTRIBS. BY MISS S G HANDS; LESLIE MAHIN OLIVER; FREDSON BOWERS; W S LEWIS; M E KRONENBERG; A F ALLISON; J M NOSWORTHY; EDWARD HEAWOOD; VICTOR SCHOLDERER; A N I MUNBY; ROBERT GATHORNE-HARDY; D A WINSTANLEY

The Library, A Quarterly Review of Bibliography Fifth Series Volume II 1948, Transactions of the Bibliographical Society, Third Series, Volume II

The Bibliographical Society, Oxford University Press, Geoffrey Cumberlege, London, New York, Toronto Melbourne, 1948. First Edition, Hardcover. Very Good Condition/No Dust Jacket. Articles include: The Cathedral Libraries Catalogue; the Spanish Masquerado; An Examination of the Method of Proof Correction in Lear; Horace Walpole's Library; Forged Addresses in Low Country Books in the Period of the Reformation; Early English Books at the London Oratory; MacBeth at the Globe; Further Notes on Paper used in England after 1600; Konrad Haebler: In Memoriam; Geneva as a Centre of early Printing; the Gifts of Elizabethan Printers to the Library of King's College, Cambridge; Some Notes on the Bibliography of Jeremy Taylor; Halliwell-Phillipps and Trinity College Library.Bibliographical Notes: The 1618 Quarto of Field's Amends for Ladies; Pen-and-Ink Corrections in Seventeenth-century Books; Paper Saving in 1639; Additional Observations to the Later Editions of Nosce Teipsum; A Letter of Petrus Savornanus to Bibald Pireckheimer; Albertus Trottus and Albertus de Ferrariis; Foxe's Acts and monuments, 1570 and Single page Imposition; An Apparently Unrecorded French Translation of Galen's De simplicium medicamentorum facultatibus 1544; Andrew Boorde's Dyetary of Helth and its Attribution to Thomas Linacre; Notes on a Late-sixteenth-century Opthalmic Work in English; The Archpriest Controversy and the Printers 1601-1603;Correction at Press in the Quarto of Law-Trickes;The Date of the Earliest Play-Catalogues; Browne's Urn Burial; Jacob Bryant and the Sunderland Library; Two Caslon Specimens; Tennyson's Carmen Saeculare; Notes on Some Tools used by the Unicorn Binder; Books printed at Heidelberg for Thomas Cartwright; A Note on the Authorship of Three Works against Thomas Bell; the First Series of Plays published by Francis Kirkman in 1661. Correspondence. Reviews.Clean grey boards with clean grey linen spine with black lettering, sound binding, penciled note at top of page 1 otherwise clean pages. Heavy volume, may incur additional delivery charges. No dust jacket, as published. Quantity Available: 1. Shipped Weight: 1-2kg. Inventory No: 12210100059. This book is extra heavy, and may involve extra shipping charges to some countries.

-- Bailgate Books Ltd

Book number: 12210100059

Catalogue: Books, printing & Publishing

Keywords: , bibliography, books, libraries Books, printing & Publishing; Books, printing & Publishing; British History; Britain/UK; History. Books, printing & Publishing British History History

GORDON, F.R. AND LEWIS, J.D.:

THE MECKERING AND CALINGIRI EARTHQUAKES OCTOBER 1968 AND MARCH 1970.

(Perth), Geological Survey of Western Australia, 1980. Wrappers, maps, figures, tables, illust., pp. xx, 228. Lacks the six maps from rear endpocket, a good ex-library copy. ISBN 0 7244 8082 X.
¶ GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Bulletin 126.

-- Serendipity Books

Book number: 81537

Keywords: WA Geological Survey of Western Australia geology Meckering Calingiri wheatbelt earthquakes earthquake activity seismic

GORDON, F.R. AND LEWIS, J.D.:

THE MECKERING AND CALINGIRI EARTHQUAKES OCTOBER 1968 AND MARCH 1970.

(Perth), Geological Survey of Western Australia, 1980. Wrappers, maps, figures, tables, illust., pp. xx, 228 plus six folding maps in endpocket. Corners sl. bumped, name on front wrapper else v.g. ISBN 0 7244 8082 X.
¶ GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Bulletin 126.

-- Serendipity Books

Book number: 89676

Keywords: WA Geological Survey of Western Australia geology Meckering Calingiri wheatbelt earthquakes earthquake activity seismic

GOSSETT, JOHN T.; LEWIS, JERRY M. M.D.; BARNHART, F. DAVID

To Find a Way: The Outcome of Hospital Treatment of Disturbed Adolescents

New York, Brunner/Mazel Publishers,U.S. 1983. (ISBN: 0876303262). hardcover. Ex - Library, Usual Stamps, Good/Good.

-- PsychoBabel Books

Book number: 083701

Catalogue: Psychiatry and Psychology

Keywords: Adolescent Psychiatry Medical Child 0876303262

GOUHIER HENRI, LEWIS G., VUILLEMIN J., REVAULT D'ALLONNES O., GOLLIET P., COSTABEL P. & ALQUIÉ F.

Descartes [Numéro thématique de "Revue des sciences humaines" fasc.61 1951]

Lille, Faculté des Lettres, 1951. 88pp. br.

-- De Lezenaar

Book number: F39165

Catalogue: Filosofie

Keywords: Filosofie philosophie philosophy Descartes Cartesianisme

HARPER, W. G.; YOUNGS, F. O.; GLASSEY, T. W.; TORGERSON, E. F.; LEWIS, R. D.

Soil Survey of the Umatilla Area, Oregon

Washington D.C. United States Department of Agriculture. 1948. Soft Cover, 8vo - over 7 3/4" - 9 3/4" Tall. 125p + maps. Shelf and reading wear, names written on front cover. Back cover is heavily worn with tearing along hinges. Pages are clean and bright, infrequent foxing.Maps are inside an envelope that is glued to the rear cover. Maps are brittle and have holes in some of the folds. The binding is strained because of the weight of the maps, the back cover is in danger of tearing loose but all pages are securely bound. Fair.

-- The Book Bin, Inc. - Salem

Book number: 057899

Catalogue: Agriculture

HAYWOOD, KATHLEEN M. PH.D.; LEWIS, CATHERINE F.

Teaching Archery: Steps to Success

Westpoint, New York, U.S.A.: Leisure Press, 1989. 0880113340. First Edition. Soft Cover. ISBN: 0880113340. 275x215mm; 183pp. Very Good+ .

-- Lion Books

Book number: 52602

Keywords: 0880113340 Archery Sports Recreation

HIRSCHBERG, GERALD G., M.D., F.A.C.P., LEWIS, LEON, M.D., F.A.C.P. AND VAUGHAN, PATRICIA, R.N., M.S.

Rehabilitation - A Manual for the Care of the Disabled and Elderly

Philadelphia, PA, J.B. Lippincott Co. 1976, 2nd Edition. (ISBN: 0-397-54195-3) Hardbound, 8vo - over 7¾" - 9¾" tall. A manual for the care of the disabled and elderly. Nr. Fine/No Jacket.

-- The Book Faire

Book number: 015137

Catalogue: Rehabilitation

Keywords: Rehabilitation 0397541953

HUNTER, JACK (EDITOR) (STEVE CLARK; JOHN SMITH; RAMSEY CAMPBELL; STEPHEN SENNITT; AARON WILLIAMSON; TONY REED; DAVID CONWAY; CLINT HUTZULAK; JAMES HAVOC; TERENCE SELLERS; PAUL BUCK; ADELE OLIVIA GLADWELL; D. F. LEWIS; JEREMY REED; PAUL MARKS)

Red Stains

London, Creation Books. 1992, First Edition. (ISBN: 1871592089) Paperback, 8vo - over 7¾" - 9¾" tall. Contains: Inspiration by Steve Clark; Passion by John Smith; Again by Ramsey Campbell; The Fingers by Stephen Sennitt; Catalepsy #1 by Aaron Williamson; Monsters by Tony Reed; Eloise by David Conway; The Nostalgia for Desire by Clint Hutzulak; Love Comes in Fragments by James Havoc; Tourniquet by Terence Sellers; Research by Paul Buck; A Change Came O'er the Spirit of My Dream by Adele Olivia Gladwell; Hotel de Filles by D. F. Lewis; When the Whip Comes Down by Jeremy Reed; And the Sun Shone by Night by Paul Marks; and Vixen Naked Ultra Luncheon by Michael Paul Peter Philbin. New.

-- Delectus Books

Book number: 034846

Catalogue: Literature and Poetry

Keywords: Erotica Sexuality Horror Gothic Fantasy Supernatural Fiction English Literature Steve Clark John Smith Ramsey Campbell Stephen Sennitt Aaron Williamson Tony Reed David Conway Clint Hutzulak James Havoc Terence Sellers Paul Buck Adele Olivia Gladwell D.F.

JONES, STEPHEN, ED. (RAMSEY CAMPBELL, NEIL GAIMAN, H.P. LOVECRAFT, BRIAN LUMLEY, KIM NEWMAN, NICHOLAS ROYLE, MICHAEL MARSHALL SMITH, BRIAN STABLEFORD, BRIAN MOONEY, PETER TREMAYNE, DAVID SUTTON, D.F. LEWIS, GUY N. SMITH, BASIL COPPER, JACK YEOVIL.)

Shadows over Innsmouth.

Victor Gollancz, London, (1997), Ist Gollancz pb printing.. 339 pp, trade paperback. ISBN 0575065729 B&w illus by Dave Carson, Martin McKenna and Jim Pitts. "Using the original novella (by H.P. Lovecraft) as inspiration, these bestselling writers depict the dreadful decline of the decaying Massachusetts s eaport since the late 1920s, through the war years, the rock 'n' roll era, the recent political upheavals in Eastern Europe, into the modern scientific age and beyond." . Interior - light waviness to bottom edge of approx. first 90 pages due t o l i g ht crimping from manufacturing process, otherwise clean and tight with no previous ownership marks. Exterior - minor edge wear, soft small crease at bottom corner of rear cover. Very Good-.

-- Capricorn Books

Book number: 23483

Catalogue: Horror

Keywords: Ramsey Campbell, Neil Gaiman, H.P. Lovecraft, Brian Lumley, Kim Newman, Nicholas Royle, Michael Marshall Smith, Brian Stableford, Brian Mooney, Peter Tremayne, David Sutton, D.F. Lewis, Guy N. Smith, Basil Copper, Jack Yeovil, Stephen Jones, Cthulhu

LEE EDWARD, SALLEE WAYNE ALLEN,TAYLOR LUCY, COLSON S DARNBROOK, MASSIE ELIZABETH, LEWIS D F

THE ULTIMATE SIX PACK - Edward Lee's Quest for Sex, Truth and reality, Pain grin, Unnatural Acts, Snakes, The Best of D F Lewis and Stephen - SIGNED

TAL Publications, 1993. 1st editions of 1000 numbered copies all SIGNED by the respective author. "Paperback. six fine chapbooks in publishers band.

-- Fantastic Literature

Book number: FL08/438"

LEWIS, ALBERT L., ED. (JAMES PECK, HERMAN SALMON, DOUGLAS ROLFE, WILLIAM SUDA, ALFRED OWLES, E.W. EVANS, CHARLES HOLLINGER, JERRY BROFMAN, H.A. THOMAS, WALTER MUSCIANO, ROBERT BROWN, HENRY STRUCK, HARVEY ROBBERS, C.D. CALKINS, J.F. CONWAY.)

Air Trails Pictorial. February, 1949. Vol. Xxxi, No. 5.

Street & Smith, Elizabeth, New Jersey, 1949.. 110 pp, 11 3/16" H, soft cover (magazine format). Profusely illustrated, predominantly in b&w, with photographs, drawings, plans (2 fold-outs), advertisements. Contents: Behemoth (Consolidated XC-99); The Reds Aren't Stallin' (Soviet Air Force); We Fly the Minnow; Dallas School; Air Progress: Gun Turrents; Jet Propulsion Isn't New!; Photo Competition; C.A.P. News; Skystreak; Goodyear Round Up - Part I; Jaguar; Aeronca C-3; XC-99; Albatros; "Pete" (Sterling Pete); Flying Wing Airfoils; Jetex Job; Record Riser; Accident Prevention Code for Clubs; Twin-Engine Technique. Departments: Showcase; Development Highlights; Air Notes; Solo Club; Sketchbook; Dope Can; Airmen of Vision; The Last Word. Interior - very light browning to pag e s , o t h erwise clean and tight with no previous ownership marks. Exterior - light wear at top/bottom of spine, a few small wrinkles on spine. light browning to edges of textblock, very light browning on spine and rear cover, minor rubbing/edge w ea r, sm al l corner crease on rear cover - migrates into last few pages. Very Good.

-- Capricorn Books

Book number: 20520

Catalogue: Civil Aircraft & Aviation

Keywords: Minnow, Dallas School, Gun Turrets, Jet Propulsion, Jets, Jaguar, Aeronca C-3, Cosmic Rave 1, Consolidated Xc-99, Albatros, Airfoils, Jetex, Twin-Engine, Soviet Fighters, Bombers, Skystreak, Triplanes, Sterling Pete, Models, Modelling, Hobbies.

LEWIS, GEORGE E.; STACHELBECK, D. F. (EDS.)

Bench & Bar of Colorado

Denver, CO, Bench & Bar Publishing Co. 1917, First Edition. Blue Cloth, Gilt Titling, Octavo. Ill.: Black and White Photos. Hard Cover, binding edge-worn, rubbed and lightly hand-soiled; textblock very clean and tight overall; signed by John H. Fry, an attorney featured in book; previous owner's business card taped to front pastedown; 216 pp. including index. Wynar/Depp 7110. Very Good.

-- Clausen Books

Book number: SAS0656

Catalogue: Law

Keywords: Law; Colorado, Denver Bar Association, Colorado Lawyers, Colorado Judicial Districts, County Officers of Colorado, Colorado Legal History Black and White Photos

LEWIS, F. L. , ABDALLAH, C. T. , DAWSON, D. M.,

Control Of Robot Manipulators.

Macmillan, 1993. Hardcover. Exlibrary, usual markings. ; 424 pages. (ISBN: 0023705019) Very Good.

-- Jonathan Grobe Books

Book number: 46797

Catalogue: Engineering

H. SPENCER LEWIS, PH.D., F.R.C.

Mansions of the Soul, the Cosmic Conception - Vol. XI

Supreme Grand Lodge Of Amorc Press. 1954. Hard Cover. Hardcover dj/pub.1954/Gd. condition/338 pages - Stranger than any story of fiction are the wonderful facts of the soul, as revealed in this text. [KT512747]. Good.

-- Mike Long Books

Book number: 12747

Catalogue: Fiction

Keywords: literature, adventure, mystery, suspense, thriller, romance, historical, fantasy, novel, fiction

LEWIS, I. A. D. / WELLS, F. H.

Millimicrosecond pulse techniques.

Pergamon Press Oxford 1954 Cloth 310 S. Guter Zustand/ Good, Ex-Library., With ill., Cover shows wear., Stamped edges. hardcover, no dustjacket.

-- Antiquariat Thomas Haker

Book number: 367305

Catalogue: Physik-Atomphysik

Keywords: Physik-Atomphysik Physics Atomic energy Transmission lines Transformers Pulse generators Amplifiers Cathode ray oscilloscopes Nuclear physics

LEWIS, J.; WILKINS, R. G. (EDS.); ROSSOTTI, F. J. C.; STRANKS, D. R.; WILKINS, R. G. AND WILLIAMS, M. J. G.; DUNN, T. M.; COTTON, F. A.; FIGGIS, B. N.

Modern Coordination Chemistry: Principles and Methods

New York: Interscience Publishers, Inc, 1963. Hard Cover. Exlibrary markings. Tight binding and hinges. Clean but slightly age-darkened text pages. Edgewear to cloth over boards; general shelf wear to exterior. 487 pp. Reprint of 1960 book. Topics include thermodynamics of metal ion complex formation in solution, reaction rates of transitional metal complexes, isomerism of complex compounds, visible and ultra-violet spectra of complex compounds, infra-red spectrum of transitional metal complexes, magnetochemistry of complex compounds.; Ex-Library; 9.25" (23.5 cm) tall... Good with no dust jacket .

-- Cats Cradle Books

Book number: 20006

Keywords: Natural Science Sciences Chemistry Compounds Ions Metal Ion Complex All Science and Mathematics