236 Miscellaneous Intelligence. ; 
compa Professor Lovering, of ‘Camb idge, + was ivered on 
riday evening; it was an admirable review of the recent pro- 
gr cal sciene e next meeting will h at 
e8s si 
Detroit, Michigan, during the week commen cing with Wednesday, 
the 11th of August. J. E. a ar of the Coast Survey, was 
appointed President of the meetin 
The following is a list of the papers accepted for reading : 
Section A 
Diff of 
Velocity | of Primitive Undulations; P. E. Cu HASE. 
ae i : 
Exhibition of a Com bined Collimator 9 Personal enatied Machine, with a 
Notice of the Results obtained with it; . Roce 
ae Fluctuations of Levels in jae waters boRaoonts of Observations; C. 
ITTLESEY. 
’ Relation between the Barometric Gradient and the Velocity of the Wind; W. 
New way of illustrating the vibrations of esl J LOvERine. 
On a rotating, terrestrial coe — 8. 
The P Phantascope or Zod means ‘ot te illustrating crystallography to @ * 
I 
class 
wate of Prof. A. K. Eaton’s new compound one-prism Spectroscope; R. E. 
a veri 
On the Harvard College Observa a Sys tem of Communicating Time for Civil 
. A. Roe 
scription of a new Mechanism for printing hourly the Directions and Veloc- 
since of the Winds; G. W. 
a method of transmitting Time Signals over Telegraph wires; G. W. Hi 
On the Influence that varying Atmospheric conditions eae Pot nge the perception 
of Sounds, especially those of the human ear, with a er a A 
A new denionstrition of an old theorem in Geology BS. baie 
i ; A. A. Bexmmist: 
an impr Bell; : : 
Simple Formulas for some of the. cal Curves; J. D. WARNER. : 
é icki 
Metallic Tron in Basaltie Rock ent es the dissociation of Oxide of Iron; J. L 
Curious us Association of homer or Garnet, and Idocrase; J, L. Surru. 
A Convenient Method f Making Absolute Alcohol ; J. iL, Sra. 
Exhibition of a new Salton tted Hydrogen Apparatus; H. CARMICHAEL. 
A new Method for the -isnionsa of Sone shail H. CARMICHAEL. 
Exhibition of a Platinum H. Carmica 
On the Phoephorescence | of ‘of Glass, produced by electricity; A. W. Wricat. 
On the use of N a win Crystals of Quartz in the construction of Polaris- 
copes; A. W. Wri 
On the nature of the eadiacal Light, and the distribution of the matter which 
the absolute method; 5. W 
arbonate of Soda and Ras ets of oe Polk for 
