CONTENTS. 



Geological Olservations on the County of Antrim, and others 



in the North-east Part of Ireland, &c. . . 266, 353 



Experiments on the Strength of Men and Horses in moving 



Machines 282 



A Rejoinder to a Paper published in the Philosophical Ma- 

 gazine, by Dr. Marcet, on the Animal Fluids , . 2S9 

 Case of Hernia Umlilicalis, operated on with Success during 

 TJteio- gestation 300 



Notice respecting the Geological Structure of the Ficinity 

 of Dublin: with an Account of some rare Minerals found 

 in Ireland 304,376 



Biographical Sketch cf the Zo^^'Maxwell Garthshore, 

 M.D.F.R.S.^ S.A.Al.n.L,&c 329 



An Account of the Coal Measures or Strata, lately explored, 



on the floater of Brora, in the Valley S of Clyne, near 



the SE Coast of Sutherland in Scotland, extracted from 



Capt. John Henderson's Agricullural Survey of the 



County of Sutherland 33/ 



On Gypsum, near Doncaster, and Nodules of Limestone, 

 and of pyrites containwg Sea Shells, in the Coal-district 

 7iear Bradford in Yorkshire . . ., 352 



Description of an improved Pump for raising the IVnter 

 while Shafts or Pits are sinking . . . . . . 362 



Further Remarks on a Case of Injury of the Brain . . 367 



A Method of correcting the Variation of the Mariner's 

 Compass 370 



On the Rfv. Mr. Liston's Euharmonic Organ, and his 

 " Essay on perfect Intonation,''' for explaining fully the 

 Principles of Tuning, and of performing upon the same 

 with perfect Harmonies, in almost every possible Fai-iety 

 of Keys and Passages 373 



Anew Solution of two Fluxions proposed hy Simpsow 383 



Some Account rf the Methods of laying the Foundations of 

 Bridge':, rfc 409 



