JOURNAL 



OF 



NATURAL PHILOSOPHY, CHEMISTRY, 



AND 



THE ARTS. 



'..■■v. :, , ".'. ..' '.','■■ " . 



JANUARY, 1803, 



ARTICLE I. 



On the Nature of the Grave Harmonics. In a Letter from 

 Mr. John Gough. 



To Mr. NICHOLSON. 

 SIR, 



'UR fenfe of time arifes, as Mr. Locke juftly obferves, Time is a fpe- 



from the conftant fucceffion of ideas in the mind : or to fpeak Cie f of ma S ni - 



perhaps in more intelligible language, it is the remit of the par ts have the 



attention being occupied by an uninterrupted train of change- hab ' tu t de °/ rat »f 



ui ,- t- • .i-- ui c* r to each other, 



able perceptions. 1 ime.is on this account, capable or increale 



and diminution ; it is therefore a fpecies of the abftract term, 

 Magnitude ; in confequence of which, the parts of it poflefs all 

 the properties contained in the abftract term, Ratio, and are 

 proper objects of the doctrine of proportion. A great variety 

 of proportion takes place amongft the conlrituent parts of com- 

 pound beings of the fame denomination, and gives birth to a 

 clafs of phenomena in the philofophy of the human understand- 

 ing ; which can only be explained by an hypothec's afcribing The mind com. 

 to man a faculty that compares thefe ratios, and perceives the P* re $ rat5os t0 £ e - 

 eflect produced by them. Of this defcription are »the differ- t h e ir parts. 

 ences perceived by the fenfe of feeling in the texture of bo- Phyfkai effetfs 

 Vol. IV,— January, 1803. B dies, ^* fcri,ni - 



