Ross, 1257, Q. A Treatise on Navigation by Steam: Comprising a History of the Steam Engine; and an Essay towards a System of the Naval Tactics peculiar to Steam Navigation, as applicable both to Commerce and Maritime Warfare. By Captain John Ross. London, 1828.

PERIODICALS.

Baltimore, 1313, O. The Bankers' Magazine and State Financial Register. Vols. 1 to 4.

Clark, 1694, Q. Cyclopedia of Commerce: Comprising a Code of Commercial Law, Practice, Customs, and Information. By Samuel Clark and John Williams. London.

London, 1238, O. The Nautical Almanac and Astronomical Ephemeris for the year 1840.

1671, Q. Prince's Price Current. 1825, 1826, 1828, 1830, and 1831.

New Orleans, 1293, O. The Commercial Review for the South and West. Vols. 4 to 8.

New York, 1292, O. The Merchants' Magazine and Commercial Review. Vols. 16 to 22.

Philadelphia, 1423, Q. Hazard's United States Commercial and Statistical Register. Vols. 1 to 6.

PERIODICALS ON ARTS AND SCIENCES.

Boston, 451, Q. Memoirs of the American Academy of Arts and Vols. 2 to 4.

Sciences.

Cornwall, 1630, O.

Annual Reports of the Royal Cornwall Polytechnic Society. Report 3 to 17.

Downes, 1242, 0. United States Almanac ; or complete Ephemeris for 1843. By John Downes. Philadelphia.

Dublin, 549, Q. Transactions of the Royal Irish Academy. Vol. 22. Edinburgh, 524, O. The Edinburgh New Philosophical Journal.

Vols. 39 to 48.

London, 447, O. Reports of the British Association for the Advancement of Science. 13th and 14th.

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459, O. London, Edinburgh, and Dublin Philosophical
Magazine and Journal of Science. Vols. 30 to 36.
562, O. The Quarterly Mining Review. Vols. 4, 5, 6.
563, O. Magazine of Popular Science. Vol. 2.

642, O. Scientific Memoirs; selected from Foreign Aca-
demies of Science and Learned Societies, and from Foreign
Journals. Vol. 4.

1431, Q. Transactions of the British and Foreign Institute. Vol. 1.

Munchen, 1447, Q. Kunst und Gewerbe Blatt; Herawgegeben von dem Polytechnishen Verien fur das Konigreich Bayern. Vols. 16 to 24.

New Haven, 1100, O. American Journal of Science and the Arts. Vols. 4 to 9.

Paris, 861, O. Recueil Industriel, Manufacturier, Agricole et Commercial. Tome 20.

233, O. Bulletin de la Société d'encouragement pour l'industrie nationale. 1847, 1848, 1849.

1310, O. Recueil de la Sociétié Polytechnique. 5th Series. Vols. 3 to 16.

1608, Q. Comptes Rendus, Hebdomadaires des Séances de l'Académie des Sciences. Vols. 25, 26, 27.

1631, O. Revue Scientifique et Industrielle. Vols. 1, 2. Philadelphia, 830, 831, O. Journal of the Franklin Institute. Third Series. Vols. 13 to 20. Two Copies.

1142, O. Proceedings of the Academy of Natural Sciences of Philadelphia. Vol. 2.

Timbs, 1367, D. The Year Book of Facts in Science and the Arts: exhibiting the most important Discoveries and Improve

ments of the past Year in Mechanics, &c. By John Timbs. London, 1848.

PUBLIC DOCUMENTS.

Pennsylvania, 1200, O. Journal of the Senate of the Commonwealth for 1846. 2 vols.

1198, O. Do.

do. do. do. 1847. 2 vols. 1201, O. Do. House of Representatives, 1846. 2" 1199, O. Do. do. do. 1847. 2 " 1202, O. Executive Documents for 1843.

ļ

Philadelphia, 1332, O. Minutes of the Committee, appointed Sep-
tember 14th, 1793, to alleviate the Sufferings of the
Afflicted with the Malignant Fever, prevalent in the City
and its Vicinity. Philadelphia, 1848.

United States, 1337, O. President's Message to 1st Session, 30th
Congress, on the subject of the Mexican War. 1848.

1370, O. Message of the President of the United States
to the two Houses of Congress, at the commencement of
the 2d Session, 29th Congress. December, 1846.

1375, O. Journal of the Senate of the United States of

America. 2d Sess., 28th Cong. Dec. 2d, 1844.
1374, O. Journal of the House of Representatives of the
United States. 2d Sess., 28th Cong. Dec. 2d, 1844.
1372, O. The Treaty between the United States and
Mexico: The Proceedings of the Senate thereon, and Mes-
sage of the President, and Documents communicated
therewith. The Messages, with Correspondence, between
the Executive Department, General Scott, and Mr. Trist;
and other Papers and Proceedings of the Senate in relation
thereto; from which the injunction of secresy has been
removed. Senate. Exec. No. 52. 1st Sess., 30th Cong.

United States, 1609, O.

Annual Report from the Secretary of the
Treasury, on the State of the Finances. Dec. 24th, 1849.
H. R., Ex. Doc. 4. 1 Sess., 31 Cong.

1626, D. Do. do. Sen., Ex. Doc. 2. 1 Sess., 31 Cong.
1610, O. Letter from the Secretary of the Treasury, trans-
mitting a Report from the Register of the Treasury, of the
Commerce and Navigation of the United States for the
last fiscal year. Dec. 31, 1849. H. R., Ex. Doc. 1 Sess.,
31 Cong.

2d Sess., 31st Cong.

1670, O. Do. do. do.
1617, O. Message from the President of the United
States, transmitting information in answer to a Resolution
of the House of the 31st December, 1849, on the subject
of California and New Mexico. Jan. 24th, 1850. Ho.
Rep. Exec. Doc. No. 17. 1st Sess., 31st Cong.

London, 1495, F. Report from Select Committee on the Silk Trade;
with the Minutes of Evidence, an Appendix, and Index.
Ordered by House of Commons to be Printed. August 2d,
1832.

1496, F. Report from the Select Committee on the House
of Commons' Buildings; with Minutes of Evidence taken
before them. May 13th, 1833.

1497, F. Report from the Select Committee on Plymouth
Breakwater; together with Minutes of Proceedings; the
Minutes of Evidence, and Appendix. September, 1835.
1206, F. Report from the Select Committee on Arts,
and their connexion with Manufactures; with the Minutes
of Evidence, Appendix, and Index. August 16th, 1836.
1562, F. Third Report of the Inspectors appointed to
Visit the different Prisons of Great Britain. 1st Home
District. III. South and Western District. 1838.
1563, F. Minutes of Evidence taken before the Select.
Committee on the Kingston-upon-Hull Election Peti-
tion; with the Proceedings of the Committee. May 25th,
1838.

London, 1552, F. Second Report from the Select Committee on
Metropolitan Improvements; with Minutes of Evidence,
Appendix, Index, and Plans. August 2, 1838.

1494, F. Ninth Report of the Commissioners for the Improvement of the Road from London to Holyhead, and from London to Liverpool. July 6th, 1832.

1556, F. Fifteenth Report of same Committee. August 14th, 1838.

1559, F. Report on the Sailing Qualities of her Majesty's ships Pique, Inconstant, &c. March 12th, 1839.

1560, F. A Return of Papers in the possession of the East India Company: showing what Measures have been. taken since 1836 to promote the Cultivation of Cotton in India; with particulars and result of any Experiments which have been made by the said Company, with a view to introduce the Growth of American Cotton, or to encourage the Production of Native Cotton in India. May 21st, 1847.

1498, F. Report on Steam Vessel Accidents. (Mr. P. Thomson.) House Cominons. May 31st, 1839. 1557, F. Copies or Extracts of Correspondence between her Majesty's Government and the Parties interested in Railways in Ceylon, Trinidad, British Guiana, and New Brunswick. July 21, 1847.

1561, F. Eighth Report from the Select Committee on Sugar and Coffee Planting; together with an Appendix. May 29th, 1848.

1553, F. Sixteenth Report from the Board of Public Works, Ireland; with Appendices. 1848.

1554, F. Seventeenth Report of the same. 1849. 1555, F. First Report of the Commissioners appointed to Audit and Report upon the Accounts of the Commissioners of Public Works in Ireland. 1848.

1558, F. Report from the Select Committee on the Steam Navy; together with the Minutes of Evidence, Appendix, and Index. May 22, 1849.