compliment her, as if fhe were a man ? or 
when they thus exprefs their approbation 
of a duetto, as if it were fung by an indivi- 
dual ? I do not expeft that every gentleman 
or lady who is prefent at a Concert or an 
Opera, fhould underftand Italian; but furely 
it were prudent not to rifk the ufe of words 
in public exclamation, until we know their 
meaning. 
Catches and Glees are much in vogue, and 
are confequently frequent fubjefts of con- 
verfation, yet there are few people, totally 
ignorant of Mufic, who do not want to be 
told, that they differ materially in their con-r 
ftruclion j that in a Catch, the three voices 
take the parts alternately, fo that each voice 
lings the whole in turn: but that in a Glee, 
all the voices begin at the fame time and 
fing different parts, from firfl to laft. 
Now, though all this may be confidered 
as knowledge of little importance, yet it is 
fo eafily acquired, and indeed fo necefTary 
to thofe that mix with mufical people, that 
no gentleman fhould be without it. This 
fort of knowledge is fufficient for the ge- 
nerality; but a man of fcience fhould know 
more. He may be ignorant of Mufic as an 
Art; 
