Paris, 1213, Q. Ministére Du Commerce et des Travaux Publics. Direction Générale des Ponts et Chaussées et des Mines.

Situation des Travaux. Au 31 Decembre, 1834.

Patent Office, 1514, 1515, O. Report of the Commissioner of Patents to the Senate of the United States, on the subject of Steam Boiler Explosions. 30 Cong., 2d Sess. Senate. Executive, No. 18. 1848. 2 copies.

Russell, 1452, D. A Treatise on the Steam Engine, from the 7th edition of the Encyclopedia Britannica. By John Scott Russell. Edinburgh, 1846.

1476, D. On the Nature, Properties, and Applications of Steam, and on Steam Navigation; from the 7th edition of the Encyclopedia Britannica. By John Scott Russell. Edinburgh, 1841.

Stuart, 1451, O. Stuart's Descriptive History of the Steam Engine; a new edition, with a Supplement, continuing the subject to the year 1829. London, 1831.

Swindell, 1464, D. Rudimentary Treatise on Well-digging, Boring and Pump-work, &c., &c. By John George Swindell. London, 1849.

Turnbull, 1462, O. A Treatise on the Strength and Dimensions of Cast Iron Beams, when exposed to transverse strains from pressure or weight; with Tables of Constants, to be used for calculating the strength and dimensions of similar Beams of Wrought Iron, &c.; to which is added the Theory of Brama's Hydro-mechanical Press. By William Turnbull. London, 1831.

Van Gorkum, 1684, O. Memoir upon the Topographical System of Col. Van Gorkum; with remarks and reflections upon various other methods of representing grounds. Addressed to Lieut. General Sir H. Taylor. By Major General Sir J. C. Smyth. London, 1829.

Weale, 1315, O. Ensamples of Railway Making; which, although not of English Practice, are submitted, with Practical Illustrations, to the Civil Engineer, and British and Irish Public. By John Weale. London, 1843.

Williams, 1593, D. A Steam Manual for the British Navy. By W. J. Williams. Portsea, 1843.

Wood, 1615, O. A Practical Treatise on Railroads, and Interior Communications in general; containing an account of the performances of the different Locomotive Engines at and subsequent to the Liverpool Contest; upwards of 260 Experiments; with Tables of the comparative value of Canals and Railroads, and the power of the present Locomotive Engines. By Nicholas Wood. First American, from the second English edition; with corrections, notes, and additions; also, an Appendix, containing a detailed account of a number of Railroads in Europe and in the United States. By George W. Smith. Philadelphia, 1832.

PERIODICALS.

London, 782, Q. Civil Engineers' and Architects' Journal. Vols. 9 to 11.

857, Q. The Railway Magazine and Commercial Journal. Vols. 6 to 11.

New York, 692, O. The American Railroad Journal and Mechanics' Magazine. Vols. 18 to 21.

Erro, 1613, 0.

EDUCATION.

Abbott, 1252, D. The Teacher; or Moral Influences employed in the Instruction and Government of the Young; intended chiefly to assist Young Teachers in Organizing and Conducting their Schools. By Jacob Abbott. Boston, 1834. The Alphabet of the Primitive Languages of Spain, and a Philosophical Examination of the Antiquity and Civilization of the Basque People. An Extract from the Works of Don Juan Bautista De Erro. Translated by George W. Erving. Boston, 1829.

London, 1666, O. Minutes of the Committee of Council on Edu

cation. Correspondence, Tabular Statement of Grants, &c.,

and Reports of Her Majesty's Inspectors of Schools. 1848, '49, '50. 2 Vols.

Page, 1405, D. Theory and Practice of Teaching; or the Motives and Methods of good School-Keeping. By David P. Page.

New York, 1849.

Pulsifer, 1551, Q. A New Alphabet of The English Language, called "The Aubaot." By John S. Pulsifer. Orwigsburg, Pennsylvania, 1848.

Taylor, 1251, D. The District School; or National Education. By J. Orville Taylor. Philadelphia, 1835.

ENCYCLOPEDIAS AND DICTIONARIES.

Bayle, 1233, F. The Dictionary Historical and Critical of Henry Peter Bayle. To which is prefixed the Life of the Author; revised, corrected, and enlarged. By Mr. Dez Maizeaux. 5 vols. London, 1734.

Booth & Morfit, 1632, O. The Encyclopedia of Chemistry, Practical and Theoretical. Embracing its Application to the Arts, Metallurgy, Mineralogy, Geology, Medicine, and Pharmacy. By James C. Booth, assisted by Campbell Morfit. Philadelphia, 1850.

Fleming & Tibbens, 1519, O. French and English, and English and French Dictionary. By Professors Fleming and Tibbens. With Tables of the Verbs. By Charles Picot. And terms in the Natural Sciences. By Judah Dobson. Philadelphia, 1845.

Paris, 1301, 0.

Dictionnaire Technologique, ou Nouveau Dictionnaire Universel des Arts et Métiers, et de l'Economie Industrielle et Commerciale. Par une Société de Savans et d'Artistes. 22 tomes in octavo, and 2 tomes in quarto. Paris, 1822 to 1835.

1523, O. Dictionnarie de l'Industrie, Manufacturiere, Commerciale, et Agricole. 10 tomes Paris, 1843.

GEOGRAPHY.

Mercator et Honduis, 1550, F. Atlas de l'Amerique Tierce partie du Monde. Par Mercator et Hondius.

1634.

PERIODICAL.

London, 499, O. Journal of the Royal Geographical Society of London. Vols. 17 to 20.

GEOLOGY AND MINERALOGY.

Ansted, 1652, D. The Geologist's Text Book. Chiefly intended as a book of Reference for the Geological Student. By David Thomas Ansted. London, 1845.

Artis, 1277, 1529, Q. Antediluvian Physiology, Illustrated by a
Collection of the Fossil Remains of Plants peculiar to the

Coal Formations of Great Britain. By Edmund Tyrell
Artis. 2 copies. London, 1838.

Beche, 1508, O. A Geological Manual. By Henry T. de la Beche.
Philadelphia, 1832.

Berzelius, 1482, D. Instructions for the Management of the Blowpipe, and Chemical Tests, intended to accompany the Familiar Lessons on Mineralogy and Geology, with additions, &c., from Publications of Professor Berzelius. By J. Mawe. London, 1822.

Boase, 1489, O. A Treatise on Primary Geology; being an Examination, both Practical and Theoretical, of the older Formations. By Henry S. Boase. London, 1834.

Cozzens, 1239, Q. A Geological History of Manhattan, or New York Island; together with a Map of the Island, and Suite of Sections, Tables, and Columns, for the study of

Geology, particularly adapted for the American Student.

By Issachar Cozzens, Jr. New York, 1843.

D'Arginville, 1597, Q. l'Histoire Naturelle Eclaircie dans une de ses parties Principales, l'Oryctologie, qui traite des Terres, des Pierres, des Métaux, des Minéraux, et autres Fossiles, Ouvrage dans lequel on trouve une Nouvelle Méthod Latin et François de les diviser, et une Notice critique des Principaux Ouvrages que ont paru sur ces Matiére. Par d'Gallier de Arginvelle. A Paris, 1755. Dana, 1659, O. A System of Mineralogy, comprising the most recent Discoveries. By James D. Dana. 3d edition. Rewritten, re-arranged, and enlarged. New York, 1850. Dunn, 1479, O. A Treatise on the winning and working of Collieries. Including numerous Statistics and Remarks on Ventilation. By Matthias Dunn. New-Castle-upon-Tyne,

1848.

Gavit & Duthie, 1635, Q. Geological Specimens. Engraved By
Gavit and Duthie.

Hawkins, 1264, F. The Book of the great Sea Dragons. Ichthy-
osauri and Plesiosauri. By Thomas Hawkins. London,
1840.

Houghton, 1241, D. The Mineral Regions of Lake Superior:
comprising its Early History; those parts of Dr. Doug-
lass Houghton's Reports of 1841-42, relating to the Min-
eralogy of the District; the Reports of the Linear and
Geological Surveys of 1845; a Notice of Mining Com-
panies; their Offices and Locations. With a correct list
of Locations and Leases up to July 17, 1846; and a va-
riety of Statistical Information; accompanied by the cor-
rected Map of the Mineral Agency Office, and a Chart of
Lake Superior. By Jacob Houghton, Jr. Buffalo, 1846.
Johnson, 1539, 0. The Coal Trade of British America, with re-
searches on the Characters and Practical Values of Ameri-

can and Foreign Coals. By Walter R. Johnson. Phila-
delphia, 1850.

Johnston, 1576, 0. The Economy of a Coal Field: an exposition
of the objects of the Geological and Polytechnic Society