306 
PROCEEDINGS OF 
[1843. 
From F> A. Browne, Philadelphia, May 15, 1843. 
From Lieut. Cadwalader Ringgold, U. S. Navy, Baltimore, May, 
16,1843. 
From George Gibbs, New York, May 17, 1843 : Answering letter 
respecting the zygodon,and stating that that valuable fossil was bought 
for the State collection at Albany. 
From J. G. Syz, Consul General of Switzerland, Philadelphia, 
May 17, 1843. 
From J. A. Bolles, Secretary of the Commonwealth of Massa¬ 
chusetts, Washington, May 18, 1843 : Has deposited seven volumes 
scientific, agricultural, and geological reports of Massachusetts, 
which he brought on for the Institute. 
From B. Ogle Tayloe, Washington, May 18, 1843 : Stating that 
two series of rare medals of French and English sovereigns, from 
William the Conqueror and Pharamond to Queen Victoria and 
Louis Philippe, electrotyped by Professor Wyatt, have been pur¬ 
chased by a club of members, and presented to the Institute. 
From M. Velasquez de la Cadena, New York, May 20, 1843. 
From Samuel W. Woodhouse, Brandywine, Chester County, 
Pennsylvania, May 21, 1843. 
From Dr. J. C. Habersham, Savannah, May 22, 1843: Ac¬ 
knowledging letter and expressing hope that Dr. Foreman, of Balti¬ 
more, will unite with him in presenting the whole collection of the 
fossil bones of the megatherium, &c., of Georgia, to the Insti¬ 
tute. 
From W. B. Hodgson, Savannah, May 23, 1843 : Enclosing let¬ 
ter from Dr. Habersham to Dr. Foreman, respecting the megatherium 
fossils, now in Baltimore. 
From Charles Baldwin, New Haven, Connecticut, May 23,1843 : 
Suggesting a plan for the restoration of national exchanges, he. 
From W. B. Hodgson, Savannah, May 24, 1843 : Respecting the 
zygodon. 
From A. Thomas Smith, acting Secretary of the Navy, May 26, 
1843 : Acknowledging letter, enclosing Mr. Upshur’s circular, and 
stating that the box for the Institute lying at the navy yard would be 
delivered. 
From P. A. Browne, Philadelphia, May 27, 1843: Describing 
singular marks discovered in the centre of a solid rock of primitive 
limestone, in 1830, in Montgomery County, Pennsylvania, which 
rock, if acceptable to the Institute, he will present. 
From Lieut. S. Jones, U. S. A., Hancock Barracks, May 28, 1843. 
From H. H. Sylvester, Washington, May 29, 1843. 
From J. Dunlap, (assignee of Judah Dobson,) Philadelphia, May, 
1842: Enclosing bill against the Institute for books, amounting to 
twenty-one dollars. 
From J. T. Sharpless, M. D., Philadelphia, June 1, 1843. 
From Jacob Porter, Plainfield, Massachussetts, June 1, 1843 : 
