183 
March 9th, 1869. — “ On the Use of Logotypes,” by Mr. Charles 
Wilson Felt, of Salem, Massachusetts. Communicated by Pro- 
fessor Jevons, M.A. 
“ Additional Notes on the Structure of Calamites,” by Professor 
W. C. Williamson, F.R.S. 
March 23rd, 1869. — “ On the Earthquake of March 15th, 1869,” 
by E. W. Binney, F.R.S., F.G.S., Peter Spence, F.C.S., and T. T. 
Wilkinson, F.R.A.S. 
“On the Artificial Preparation of Alizarine,” by Professor H. E. 
Roscoe, F.R.S. 
“On Free Trade Principles,” by Mr. J. C. Dyer, 
March 39th, 1869. — “On Atmospheric Ozone,” by Thomas 
Mackereth, F.R.A.S., F.M.S. 
April 9th, 1869.— On a New Dip Circle,” byJ. P. Joule, LL.D,, 
F.R.S., &c., President. 
“On the Chemical Formula of Alizarine,” by E. Schunck, Ph.D., 
F.R.S., Y.P. 
“On the Earthquake of March 15th, 1869,” by Mr. William 
Rayner Wood, Mr. Lowe, Dr. Crompton, Dr. Schunck, F.R.S., 
Mr. Kipping, and the Rev. Brooke Herford. 
“On the Structure of the Gizzards and Teeth of the Rotifera,” 
by Professor W. C. Williamson, F.R.S. 
The third volume of the third series of the Society’s 
Memoirs has been published, and a considerable portion of 
a new volume has already been printed. Some of the papers 
in the above list will appear in this volume. 
The Librarian reports that the binding of the works in 
the Library has progressed during the past year, 338 volumes 
having been newly bound. This matter becomes of increasing 
importance, not only from the protection thus given to the 
Society’s valuable Library, but from the necessity of econo- 
mising space in the already overcrowded shelves, and the 
Council purpose proceeding with this work as far as* the 
funds permit. 
The third volume of the Society’s third series of “ Me- 
moirs,” just completed, as well as Yols. Y., VI., and YU. of 
the “ Proceedings,” are about to be distributed to the various 
