Antigua, Montserrat, Dominica, St. Lucia, Barbadoes, and Jamaica, for the purpose of ascertaining the actual condition of the negro population. By Joseph Sturge and Thomas Harvey. London, 1838. Tocqueville, 10736, O. 1. Rapport relative aux esclaves des colonies. Par M. A. de Tocqueville. Paris, 1839.

Turnbull, 10372, O. Travels in the west.

Cuba. With notices of Porto Rico, and the slave trade. By David Turnbull, Esq. London, 1840. Webb, 13294, O. 9. Speech of Samuel Webb in the anti-slavery Convention. Philadelphia, 1840.

Wheaton, 10557, O.

Enquiry into the British claim to a right of visitation and search of American vessels, suspected to be engaged in the African slave trade. By Henry Wheaton, LL. D. Philadelphia, 1842. Woolman, 11035, D. 2 & 9. Considerations on keeping negroes. By John Woolman. Part second. Philadelphia, 1762.

2590, Q. The Assiento; or contract for allowing to the subjects of Great Britain the liberty of importing negroes into the Spanish America. Signed by the Catholick King at Madrid the 26th day of March, 1763. By Her Majesty's special command. London, 1713.

11037, D. 4. Observations on inslaving negroes. Germantown, printed by C. Sower, 1759.

11033, D. 1, & 11035, D. 5. Account of that part of Africa inhabited by the negroes. Philadelphia, 1762.

11037, D. 5. A mite cast into the treasury; or observations on slave keeping. Philadelphia, 1772.

11039, D. 8. Dialogue concerning slavery. Dedicated to the Hon. the Continental Congress. New York, 1785.

13297, O. 7, and 11050, D. 13, 13295, O. 2. Constitution, &c. of the Pennsylvania Society for promoting the abolition of slavery. Philadelphia, 1787 and 1800.

11043, D. 4. A summary view of the slave trade. London, 1787.

2652, Q. 10. Remarks on the slave trade and slavery. London, 1788. 11042, D. 7, & 11043, D. 7. Questions to such gentlemen. . . . as have been in the slave trade. London, 1788.

2651, Q. 3.

Reports from the committee of the Assembly of Jamaica on the slave trade, &c. London, 1789.

13294, O. 2. Considerations on abolition. Oxford, 1789. 2652, Q. 9.

Evidence before the committee of council relative to the slave trade, &c. London, 1790.

13294, O. 1. An essay on the slave trade. Philadelphia, 1790. 13293, O. 3. Free English territory in Africa. (Sierra Leone.) 11037, D. 1 & 3, & 11062. Substance of the reports of the Sierra Leone Co. London, 1792, 1794 and 1795.

13295, O. 3. Memorials presented to Congress by the different abolition societies of R. Island, Connecticut, New York, Pennsylvania, Maryland and Virginia. Philadelphia, 1792.

13296, O. 1. An abridgment of the evidence before a committee of the House of Commons on the slave trade. London, 1792.

11035, D. 4. Considerations on consuming sugar and rum produced by slaves. London, 1792.

11036, D. 1. Sketch of the evidence for abolition before a committee of the house. Philadelphia, 1792.

11036, D. 2. Address on abstaining from West India sugar and rum. Philadelphia, 1792.

13293, O. 5.

to manumission. 13293, O. 2. York, 1798.

Cases adjudged in the Supreme Court of New Jersey, relative
Burlington, 1794.

Letters on liberty and slavery. By Philanthropos. New

13294, O. 12, 13, 14, & 13297, 0.6. Minutes of 7th, 12th, 13th and 15th convention of delegates from Abolition societies of United States. Philadelphia, 1801, 1809, 1812 and 1818.

13293, O. 13. Report of the African Institution. London, 1807.

7170, O. The African repository and colonial journal. Published by the American Colonization Society. Vol. 1 to 14, 18, and 19. Washington,

1826 to 1842.

12587, O. The 3d, 5th, 6th, 7th, 8th, 9th, 10th, 11th, 12th, 13th, 16th, and 17th annual reports of the American society for colonizing the free people of color of the United States. Washington, 1820, &c. Gift of Wm. E. Whitman, Esq.

12588, O. A collection of periodicals, reports and other pamphlets relating to African colonization. Gift of the same.

13293, O. 6. Address on the slave trade by the Society of Friends. London, 1822.

12589, O. 6. A planter's views of the condition of the negroes in Jamaica,

in 1824. London.

2661, Q. Genius of universal emancipation, for 1827 and 1828. Baltimore. 12589, O. 19. Genius of universal emancipation. Washington, 1830. 12589, O. 20. Annual report of the New England anti-slavery society. Boston, 1833.

11005, O. 6. New York, 1834. 10328, O. 8. First annual report of the New Hampshire Anti-Slavery Society. Concord, 1835.

First annual report of the American Anti-Slavery Society.

10921, O. 3. A letter to Lord Brougham on the subject of American slavery. By an American. London, 1836.

10921, O. 6. Appel de la capitale de L'Ecosse aux Etats Unis d'Amerique, au sujet de l'esclavage. Traduit de l'Anglais. Paris, 1836.

6653, D.

An inquiry into the condition and prospects of the African race in the United States. Philadelphia, 1837.

9527, O. 5. Negro apprenticeship in the colonies. A view of the report of the select committee of the House of Commons. London, 1837. 9527, O. 6. The foreign slave trade; a brief account of its state, treaties, and laws, to the present time. London, 1837. 10503, D. 1. 1837 to 1850.

A collection of anti-slavery pamphlets of various dates, from
Gift of Prof. C. D. Cleveland.

12589, O. 12. Causes and origin of slavery in the United States. By an American. Philadelphia, 1845.

10328, O. 4, & 12589, O. 10. American slavery as it is; testimony of a thousand witnesses. New York, 1839.

12685, O. 3, & 12686, O. 2. Slavery in the south. A review of Hammond and Fuller's letters, and Chancellor Harper's memoir on that subject. From the Southern Quarterly. Charleston, 1845.

12589, O. 8. The address of the southern and western liberty convention; with notes by a citizen of Pennsylvania. Cincinnati, 1845.

INTERNAL IMPROVEMENTS, RAILWAYS, ROADS, CANALS, BRIDGES, TUNNELS, WHEEL-CARRIAGES, &c.

Appleton, 12930, O. Appleton's dictionary of machines and engineering. 2 vols. New York, 1851.

Baker, 12003, O. 5.

Railway engineering. By T. Baker. London, 1848.

Barrés du Molard, 2339, Q. Nouveau Système de Ponts a grande Portées, ou moyen économique de construire des arches de toutes grandeurs, par M. Le Vte. de Barrés du Molard. Paris, 1827.

Borden, 12527, O. A system of useful formulæ adapted to the practical operations of locating and constructing railroads; a paper read before the Boston society of civil engineers. By Simeon Borden. Boston, 1851.

Bourgoing, 10648, O. Tableau de l'état actuel et des progrès probables des chemins de fer de l'Allemagne, et du continent Européen. Par le Baron Paul de Bourgoing. Paris, 1842.

Bowen, 12893, 0. The pictorial sketch-book of Pennsylvania; or, its internal improvements, &c. described. By Eli Bowen. Philadelphia, 1852. Carey, 12087, O. 9. Review of an address of the Joint Board of Directors of the Delaware Canal and Camden and Amboy Railroad Companies. By a citizen of Burlington, New Jersey (H. C. Carey). Philadelphia, 1848.

Carr, 11936, O. Railway locomotion and steam navigation, their principles and practice. By John Carr. London, 1847.

Carver, 12508, O. 6. Proposal for a charter to build a railroad from Lake Michigan to the Pacific Ocean. By Dr. Hartwell Carver. Washington, 1847.

Chapman, 12575, O. The cotton and commerce of India, with remarks on railway communication in the Bombay presidency. By John Chapman. London, 1851.

Chevalier, 2385, Q. Histoire et description des voies de communication aux Etats Unis et des travaux d'art qui en dépendent. Par Michael Chevalier. 2 tom. Paris, 1840.

- 1249, F. Voies de communication des Etats Unis, par M. Chevalier. Plates. Paris.

9922, O. Des intérêts matériels en France, travaux publics, canaux, chemins de fer. Par Michel Chevalier. Paris, 1828.

10918, O. 4. Lettres sur l'inauguration du chemin de fer de Strasbourg à Bale. Par Michel Chevalier. Paris, 1841.

Coulier, 9920, O. Histoire de la navigation intérieure, et particulièrement de celle d'Angleterre. Par M. J. Coulier. 2 vols. Paris, 1819. Cressy, 11799, O. Encyclopedia of civil engineering. By Edward Cressy. 2 vols. London, 1847.

Cullen, 12995, O. 7. The isthmus of Darien ship canal. By Dr. Cullen. London, 1832.

Curtis, 9904, O. State of the question of steam communication with India via the Red Sea. Together with copies of the correspondence on that important subject, which has taken place with the India board, and the E. I. Company. By T. A. Curtis. London, 1839.

Day, 9925, 0. A practical treatise on the construction and formation of railways. By James Day. London, 1839.

De Garay, 11239, O. 1. Survey of the Isthmus of Tehuantepec, in 1842-3, with the intent of establishing a communication between the Atlantic and Pacific Oceans, and under the superintendence of a scientific commission appointed by the projector, Don José De Garay. London,

1844.

De la Lande, 1260, F. Des Canaux de Navigation, et specialement du Canal de Languedoc. Par M. de la Lande. A Paris, 1778. Gift of H. J. Williams, Esq.

De Reden, 11340, O. Legislation des chemins de fer en Allemagne. Par M. de Reden. Paris, 1845.

Ellet, 13003, O. The Mississippi and Ohio Rivers; containing plans for the protection of the Delta from inundation; and investigations of the

practicability and cost of improving the navigation of the Ohio and other rivers by means of reservoirs. With an appendix on the bars at the mouths of the Mississippi. By Charles Ellet, Jr. Philadelphia, 1853.

10302, O. An essay on the laws of trade in reference to the works of internal improvement in the United States. By Charles Ellet, Jr. Richmond, 1839. Gift of the author.

Fairbairn, 12398, O. An account of the construction of the Britannia and Conway tubular bridges. By W. Fairbairn. London, 1849.

9406, O. A treatise on the political economy of railroads. By Henry Fairbairn. London, 1836.

Francis, 12745, O. A history of the English railway; its social relations and revelations, 1820, 1845. By John Francis. 2 vols. London, 1851. Gillespie, 12343, O. A manual of the principles and practice of road-making, comprising the location, construction, and improvement of roads and railroads. By W. M. Gillespie. 3d edition. New York, 1849. Graham, 10919, O. 2. A treatise on internal intercourse and communication in civilized states, and particularly in Great Britain. By Thomas Graham. London, 1834.

Grant, 12477, O. Bombay cotton and Indian railways. By Lieut. Col. C. W. Grant. London, 1850.

Harper, 9792, D. Harper's New York and Erie Railroad Guide Book, with engravings. By Wm. Macleod. New York, 1851.

Harris, 11291, Q. 5. Project for transporting laden merchant vessels by railroad across the Isthmus of Suez. By Sir William Cornwallis Harris. Edinburgh, 1845.

Haupt, 12933, O. General theory of bridge construction: containing demonstrations of the principles of the art, and their application to practice; furnishing the means of calculating the strains upon the chords, ties, braces, and other parts. With practical illustrations. By Herman Haupt. New York, 1851.

Head, 9030, D. 2. Stokers and pokers, or the London and Northwestern Railway. By Sir F. B. Head. London, 1849.

Herron, 2637, Q. 2. A practical description of Herron's patent trellis railway structure, &c.; with an account of the process of kyanizing, and the recent discoveries of M. Boucherie, by means of the pyrolignite of iron. By James Herron, C. E. Philadelphia, 1841.

Jones, 12843, O. Historical sketch of the electric telegraph: including its rise and progress in the United States. By Alexander Jones. New York, 1852.

Kingsford, 13031, O. 12. History, structure, and statistics of plank-roads in the United States and Canada. By W. Kingsford. With remarks on roads, by F. G. Skinner, and a letter on plank-roads, by the Hon. Chas. E. Clarke. Philadelphia, 1852.

Lardner, 9525, & 9593, D.

Railway economy; a treatise on the new art of transport, its management, prospects, and relations. By Dionysius Lardner, D. C. L. New York and London, 1850.

Lobet, 8020, D. Des chemins de fer en France. Par. J. Lobet. Paris, 1845. Long, 11053, D. 6. Letter from S. H. Long on railroads. Baltimore, 1827. Mahan, 11650, O. An elementary course of civil engineering. By D. H.

Mahan. New York, 1846.

Matthews, 9230, O. Hydraulia; an account of the water-works of London, &c. By W. Matthews. London, 1835.

Palmer, 12087, O. 13. Memoir on the reconnaissance of rivers. Translated from the French. By Lieutenant W. R. Palmer. Philadelphia, 1843. Gift of J. Jay Smith.

Pambour, 9408, O. A practical treatise on locomotive engines upon railways. By the Chev. F. M. G. De Pambour. London, 1836.

Poussin, 2364, Q. Travaux d'ameliorations intérieures, projetés ou executés par le gouvernement général des Etats-Unis d'Amérique de 1824 à 1831, par Gme. Tell Poussin. Paris, 1834.

1231, F. Atlas to the same.

2365, Q. Chemins de fer Américaines; historique de leur construction, &c.; faisant suite aux travaux d'améliorations intérieures, par Gme. Tell Poussin. Paris, 1836.

2448, Q. Chemins de fer Americaines, faisant suite aux travaux d'améliorations intérieures, &c. Par Guillaume Tell Poussin. Paris, 1836.

Ritchie, 8364, D. Railways; their rise, progress and construction; with remarks on railway accidents and their prevention. By Robert Ritchie. London, 1846.

Roberts, 9571, 0. 21. An account of the Portage railroad over the Alleghany mountain. By S. W. Roberts. 1836.

Schlatter, 11008, O. 5. Second report of Charles L. Schlatter, engineer of Pennsylvania, to the Canal Commissioners, relative to the continuous railroad from Harrisburg to Pittsburg. Harrisburg, 1841.

Sellers, 2554, Q. 2. Improvements in locomotive engines and railways. By Geo. Escoll Sellers. Cincinnati, 1849.

Simms, 1195, F. Public works of Great Britain; rendered of the utmost utility to the civil engineer. Edited by F. W. Simms, C. E. London, 1838. Skinner, 13031, O. 12. History, structure and statistics of plank-roads in the United States and Canada. By W. Kingsford. With remarks on roads in general, by F. G. Skinner, and a letter on plank roads, by Hon. Chas. E. Clarke. Philadelphia, 1852.

Smeaton, 2304, Q. Reports of J. Smeaton, F. R. S., on civil engineering. London, 1837.

Stevenson, 9723, O. The civil engineering of North America. By B. Stevenson. London, 1838.

Strickland, 10785, O. Reports, specifications, and estimates of public works in the United States of America. Edited by W. Strickland, E. H. Gill, and H. R. Campbell. London, 1841.

1243, F. Explanatory plates to the "reports, specifications and estimates of the public works of the U. States," edited by Wm. Strickland, E. H. Gill & H. R. Campbell. London.

Trautwine, 13399, O. Rough notes of an exploration for an inter-oceanic canal route by way of the rivers Atrato and San Juan. By John C. Trautwine, C. E. Philadelphia, 1854. Gift of the author.

Tredgold, 9422, O. A practical treatise on railroads and carriages. By Thos. Tredgold. Second edition. London, 1835.

9923, O. Traité pratique sur les chemins de fer et sur les voitures destinées à les parcourir, par Th. Tredgold; traduit de l'Anglais par T. Duverne. Paris, 1826.

Vetch, 11086, 0. Inquiry into the means of establishing a ship navigation between the Mediterranean and Red Seas. By James Vetch. London, 1844.

Walker, 12715, O. 21. Report of the minority of the inland navigation committee on the use of the railways of the commonwealth. By M. Walker. Harrisburg, 1834-'5.

Watson, 9222, O. History of the rise, progress, and condition of the western canals of New York, and the agricultural societies. By Elkanah Watson. Albany, 1820. Gift of W. B. Burnett.

Weale, 2410, Q. Papers on engineering. By J. Weale. 2 vols. London,

1844.