MEDALS and Co INS. 255 



art called reftored medals have the letters reft, on 

 them ; which fhow that they were reftored by 

 the emperors, in order to render them perpetual : 

 thofe that were made of copper, and afterward 

 covered with filver, are called, cafed medals : 

 fuch as have only a very thin coat of filver over 

 the copper, but which are fo dextroufly done 

 that it cannot be perceived, without cutting 

 them, arc faid to be plated : cleft medals are 

 thofc that are cracked on the edge by the force 

 of the (lamp : thole that are notched on the 

 edge are called indented medals ; this is a proof 

 of their value and antiquity : incufe medals are 

 fuch as have no reverfe : counter-marked medals 

 are fuch as have a ftamp either on the face or 

 on the reverfe, and which (hows that they have 

 changed their value -, the curious make much 

 fcarch after thefe : caft medals are fuch as were 

 not (truck, but caft in a mould. 



XIII. To give our readers an idea of the me- 

 thod of examining all forts of medals ; and of 

 making a juft and learned decifion concerning 

 them, we (hall take, as an example, the coins 

 and medals of the Romans, which may ferve ts 

 models in every refpect , and of which we have 

 remaining the moft complete feries. They there- 

 fore confider, 



i. The metal. Gold medals are not liable 

 to be injured by ruft , and the gold of 

 which they are made is very pure, even finer 

 than that of the Holland ducats. 1 here is no 



great 



