CONTENTS. Vii 



Page 

 Keport on the present state of knowledge of the application of Quadratures 

 and Interpolation to Actual Data. By 0. W. Mekkifield, F.R.S 321 



The French Deep-sea Exploration in the Bay of Biscay. By J. Gwts 

 Jeffbeys, LL.D,, F.R.S 378 



Third Report of the Committee, consisting of Professor Sir William Thom- 

 son, Dr. J. MERRrFiELD, Professor Osborne Retnolds, Captain Douglas 

 Galton, ]yir. J. N. Shoolbred (Secretary), Mr. J. F. Deacon, and Rlr. 

 Rogers Field, appointed for the purpose of obtaining information respect- 

 ing the Phenomena of the Stationary Tides in the English Channel and in 

 the North Sea ; and of representing to the Government of Portugal and the 

 Governor of Madeira that, in the opinion of the Bntish Association, Tidal 

 Observations at Madeira or other islands in the North Atlantic Ocean would 

 be very valuable, with the view to the advancement of our knowledge of 

 Tides in the Atlantic Ocean 390 



List of "Works on the Geology, Mineralogy, and Palaeontology of Wales (to 

 the end of 1873). By William Whitaker, B.A., F.G.S., of the Geo- 

 logical Siu'vey of England 397 



On the recent Revival in Trade. By Stephen Bouene, F.S.S 436 



