Vol. 38. 



Philosophical Magazine. August 1811. 



Contents of Number 160. 



XIX. Oh the Electricity of Minerali. By M. Haut 



XX. Experiments and Observations on the different Modes 



U^ XXI. History of fatal Effects from the accidental Use of 

 llii!^ While Lead j in a Letter to the President of the Medical Society 

 t?^ of London. By JoHx Dhehing, Surgeon, F.M.S. j with ad- 

 ^^ ditional Remarks by William Shkarman, M.D.F.M.S. 



^^w XXII. Memoir on the Existence of a Combination of Tan- 

 ■ifi Si nin and a vegetable Mutter iu some Vegetables. By Messrs. 

 *"'■'*■ FouRcaov nnd VAuauELiN v - - loo^ 



_„^t:j\ XXI IL On a Case of nervous AiTectlon cured by Pressure 

 ^l^'Jof the Can-.tids; with some phy»ioloijIcal Remarks. By C. H. 

 ^'^■'^Pahry, M.D. F.R.S. - - - - 105 



XXI V. Memoir on the Action oi Elastic Fluids upon Meat. 



;,,..:^ By M. HlLDtBHANJ) . _ - JOJ)^ 



XXV. Letter froA Dr. Hurr.iN on the Calculations for 

 '^^0 ascertaining the Mean Density ol" the Earth - - 11a 



5j1 '^ XXVI. Description of a new Method of applying the Fil- 

 tering Stone for purifying Water. By Mr. WiLiiAM Moult n6|(i^ 



'^sq XXVII. Method of raising a loaded Cart when the Horse 

 't^'iH in the Shafts has fallen. By Mr. Benjamin Smith - 117 

 /C "^ XXVIII. Method ofVcntilating Mines or Hospitals, by 

 ^v4^ extracting the foul .Air from them. By Mr. John Taylor, 



f'''^ , of I lol-.vcll House, ncaf Tavistock - - lao 



I XXIX. DcFcription of an improved Micrometer, By 

 JE. Walkkb, E.'^q. - - - - 127 



<_!] \S, XXX. Obr^^erv.-.tions on some of the Strata in the Neigb- 

 V>]S hourhood of Lendon, and on the Fossil Remains contained in 

 ^^Nthcirt. ByjAM&« Pakk.i ns on, E:q. Member of the Geological 

 ^^^1 Society - . - - . T30 



^M XXXI. Report of the National Vaccine Establishment 153 



IQMi XXXII. Intelligence and Miscellaneous Articles - i;8 



^ j^ 1 *** Communications for this Work, addressed to the Editor, at 

 ^k'yl) No. I, Carey-street, Lincoln's Inn, will meet with every attention. 



B. TAYLOR AKD CO. PRIKTER.8, 8H0g LAME» PI.EBT STKSET, LONBOH. 



