Popular Lectures on Geology, by K. C. Van Leonhard, No. 3, 1840.-From Dr. F. Hall.

Tabulas de Don Gabriel Alijandro Real de Azua; Paris, 1839.— From the Author.

Poesias diversas, by the same; Paris, 1839.-From the Author. Treatise on the Uses and Advantages of compressed Peat; two copies. From the author, Alexander S. Byrne.

Annual Report of the Geologist of Maryland, 1840.-From the author, Dr. Ducatel.

Astronomia Britannica; folio, 1669.-From Franck Taylor.

Notice of the Daguerreotype, by W. E. A. Aikin, M. D., 1840.— From the Author.

Theory of the Daguerreotype Process, by the same.—From the Author.

Catalogue of Phenogamous Plants and Ferns, native or naturalized, growing in the vicinity of Baltimore, by the same. From the Author.

Introductory Lecture delivered before the Medical class of the University of Maryland, September, 1840, by the same.-From the Author.

Course of Reading and Catalogue of Books, recommended by Chancellor Kent, of New-York.-From Samuel Sloan.

Constitution, By-Laws, and Regulations of the Mercantile Library Association, Clinton Hall, New-York, March, 1840.-From Samuel Sloan.

Nineteenth and twentieth Annual Reports (1840 and 1841) of the Mercantile Library Association.-From Samuel Sloan.

Address delivered before the Mercantile Library Association, New

York, January 8, 1839, by J. H. Gouslie.-From Samuel Sloan. Transactions of the Apollo Association for the Promotion of the Fine Arts in the United States, December 16, 1839.-From F. Markoe, Jr.

Mr. Whipple's Report on Mr. Otis's Letter; Boston, 1839.—From F. Markoe, Jr.

The Committee consisting of Col. Abert, Mr. Dayton, and Mr. Markoe, appointed to correspond with the Departments of Govern

ment, was requested to confer with the Secretary of the Navy respecting the collections sent home by the Exploring Expedition, and to inform him that the Institution had appointed a Curator, and was prepared to receive and arrange them.

The Department of Geology and Mineralogy reported its organization for 1841, viz:

Col. J. J. ABERT, Chairman.

Dr. F. HALL, Vice-Chairman.
Dr. H. KING, Secretary.

A Circular, dated 13th February, and addressed to the following Societies and Institutions in the United States, in the name of the National Institution, soliciting their aid and coöperation in carrying out the national objects for which the Institution has been formed, and proposing to them exchanges, was read:

Western Academy of Natural Sciences, - St. Louis, Missouri. Mechanics' Institute,

Philomathic Society, University of Alabama, Tuscaloosa, Alabama. Letters were read:

From A. S. Byrne, on the best mode of propelling ships, &c. From Major Jno. L. Smith, Engineer Corps, enclosing ten dollars, (two years subscription in advance,) and requesting that his name should be enrolled among the paying members.

From J. McHenry Boyd, Baltimore, enclosing his subscription as a paying member:

A report was read from the Committee to whom had been referred the communication of B. S. Roberts, Civil Engineer, which was accompanied by tools said to be manufactured from the steel ore of Franklin County, State of New-York.

Adjourned Meeting, March 15, 1841.

Present, twenty-seven Members.

Hon. JOEL R. POINSETT, President, in the Chair.

The Committee requested at the last meeting to confer with the Secretary of the Navy, reported, that he had placed the collections of the Exploring Expedition under the care of the National Institution, and had promised to furnish necessary aid, and to meet the expenses to be incurred to the amount of $5,000, the extent of the appropriation made by Congress for the purpose.

The following donations were received:

For the Cabinet.

Specimens (in alcohol) of the Robin Fish, from New-York Bay.From F. R. Hassler.

Two boxes Recent Land Shells.-From J. G. Anthony, of Cincinnati.

Wood of the Osage Apple Tree, or Bois d'Arc, (Maclura aurantiaca.)—From Lieut. W. D. Porter, U. S. N.

For the Library.

Address at the Anniversary meeting of the Royal Geographical Society, London, May 25, 1840, by J. B. Greenough, F. R. S.From Col. J. J. Abert.

Second Annual Report of the Geology of the public lands belonging

to the States of Maine and Massachusetts, by C. T. Jackson, Geological Surveyor; Augusta, 1838.-From Col. J. J. Abert.

Testament containing the Greek and Romaic text on the same page.From Lieut. J. M. Gilliss, U. S. N.

Annals of Annapolis, by David Ridgely; Baltimore, 1841.-From D. Ridgely.

Proceedings of the Conventions of the Province of Maryland, held at

the city of Annapolis, in 1774, 1775, and 1776; Baltimore, 1836.— From D. Ridgely.

Queries respecting the Human Race, to be addressed to Travellers and others; drawn up by a Committee of the British Association for the advancement of Science, appointed in 1839.—From J. F. Polk.

A letter was read from Mr. J. A. L. Norman, on the Osage Apple Tree, (referred to the Department of Natural History.)

The Committee requested to confer with the Members of the Cabinet in relation to their acting as Directors of the Institution, on the part of the Government, agreeably to the Constitution, reported, that the following gentlemen had consented to act as Directors:

Hon. DANIEL WEBSTER, Secretary of State.
Hon. THOMAS EWING, Secretary of the Treasury.
Hon. JOHN BELL, Secretary of War.

Hon. GEORGE E. BADGER, Secretary of the Navy.
Hon. FRANCIS GRANGER, Postmaster General.

Hon. J. J. CRITTENDEN, Attorney General.

The following gentlemen were then elected Directors, on the part of the Institution:

Hon. JOHN QUINCY ADAMS.

Hon. W. C. PRESTON.

Col. J. J. ABERT.

Col. JOSEPH G. TOTTEN.

Com. LEWIS WARRINGTON.

A. O. DAYTON.

Stated Meeting, April 12, 1841.

Present, twenty-six Members.

Hon. JOEL R. POINSETT, President, in the Chair.

The following donations were received:

For the Cabinet.

Marine Shell, with varieties of Coral attached, from the Coast of Florida. From Col. Hook, U. S. A.

Large Corals, Coast of Florida.-From Hon. Levi Woodbury. Medal struck at the celebration of the Shakspeare Jubilee in 1769.From Hon. Joel R. Poinsett.

Wood of the Shakspeare Mulberry Tree.—From Hon. J. R. Poinsett. Medal commemorating the opening of the Liverpool and Manchester Rail-Road.-From Hon. Joel R. Poinsett.

Fossil from Vicenza.- From Hon. Joel R. Poinsett.

Giallo Antico from Italy, unpolished specimen.-From Hon. Joel R. Poinsett.

Carrara Marble.-From Hon. Joel R. Poinsett.

Statuary Marble, from Frederick County, Md.-From Hon. Joel R. Poinsett.

One hundred and thirty specimens of North American Birds, set up in natural attitudes, and placed on stands, with a list of names, sexes, and habitats.-From G. C. Leib, M. D., Philadelphia.