Miscellaneous Intelligence. 297 
On the use of . a ~s asa — for the Zenith Telescope in the 
detention of Latitude: by C. 8S. Lyma 
90. ents for or measures the De epth of the Ocean; b: P. Trowbridge. 
‘ Hs On the ‘Seradgrighionl Position of the Sandstone of the © Connecticut Valley; 
y J. D. Whitne 
. 12 On a Femacksbls Vein of Gold in the bed of the Chestatee river, Georgia ; 
Yy P. Blake. 
93. The Placer Gold Mines of oe and the introduction of improved meth- 
* ‘y working them ; W. 
Ren harks on the Minerals and Biciodt Mines of the Cherokee Valley River, 
North Carolina; by W. P. Blake. 
at Contribution to the Hi istory of the Laurentian Limestones; by W. E. Logan. 
drous Fermentation ;” by L. F. Lo 
Wt On some ‘Reactions of the Salts of Lime and Magnesi ; by T.S 
8. On the Para the Coexistence of Excessive Prodichon Sad E 
Popo: by Clinton ‘Kana t. 
- On the Formation of Gy d Magnesian Rocks; by T. 4 nai 
100. On the Origin and hema at of oe Rocks; y T.S 
101.-The Relations of the Upper Carbonifer s Rocks of Ilinois rs the older 
members of the Paleozoic System; by J. H. esney. 
102. Remarks o Ae ‘oe ofa Fueteotrial Flora in the Mountain Limestone 
08. On the Colapaditan miok ‘Pectolite ; by J. D. Whitney. 
104. On Magnetizing Locomotive Whe els by Curved Helices, and the Experi- 
mental Results: by Edward W., Serrell. 
105. Vital Observations and Statistics as Data for the Formation of Natural 
cou lpn by E. B. Elliott. 
xperime ents on gcc Time in Electro-magnets in Telegraph Lines; 
“a 'D. Bache and J. E. Hilga 
107. On Certain Phenomena of the Great Dismal Swamp in Virginia and North 
mies by Nathan B. Webster. 
The Causes ‘of Steam-bviler Explosions; by James Hyatt. 
The officers of the — for 1860 are: President, Isaac Lea, of 
Philadelphia ; Vice President, B. A. Gould, "Canis Mass.; General 
sortie Joseph LeConte, of Columbia, 8. C.; Treasurer, A. is = ee 
ladelphia 
The penne will be held at Newport, R. L, on the first of A 
1860. The warm waters of that shore will offer a rich treat to ra 
onto who will unquestionably assemble at Newport in unwonted 
um 
he address of the retiring president, Prof. Alexis Caswell of Brown 
University, af after paying a course tribute to the memory of deceased 
Members, was a sketch of American an progress in his favorite science of 
Astronomy. It will be published in the Transactions of Association. 
Among the serige already visible for me Newport | meetin ; wil 
appointment of the Association—a di 
an 
'y 4. est 
Interesting and appropriate that the labors of bis range) 
have co bein hagas signally to enlarge our | 
sea, which Dr. Franklin was t tho first to Sine to the general 
natice of a eos scientific world. Dr, Jos. Leidy was also requested to ad- 
dress the oe fe Newport pin pertees noxtigomaa Reptilia and Mam- 
- Inalia of North 
SECOND waa Vou. ax No. ‘an EPT., 1859. 
38 
x 
. 
4 
Pm, 
