&2 TRAVELS THROUGH 



could be diftinguifhed whereby it might have been 

 fixed to the ground. There is a parcel of roots 

 and gums, and fome artificial curiofities; as a 

 fmall boullet, made of thin brafs, hollow within, 

 containing feveral others of the fame kind, one 

 inclofed in the other, which by the leaft making 

 fuffers a ftrong and lafting tremulous vibra- 

 tion. The Indian women are faid to ufe them as 

 implements of fafety. The Gummi elafticum, ac^- 

 cording to Mr. Mocquer's experiments difiblublc 

 in aether, is faid to be fubfervient to a like volup- 

 tuous abufe, and efpecially fo at S.Domingo. 



There are at Florence feveral private collections 

 of natural curiofities ; but the chief of all, and 

 perhaps in all Italy, is that of minerals and foffils, 

 which belongs to Dr. Giov. Targioni tfozzetti, and 

 gives the compleatefl explication of the phyfical 

 Geography of Tufcany and other parts of Italy. 

 He is a celebrated phyfician, and keeper ot 

 the Magliabechi library ; and in his natural phi- 

 lofophy an excellent difciple of Micheli, whofc 

 collections and manufcripts he has acquired 

 and confiderably augmented. Mr. T'ozzetti has 

 publilhed feveral works * ; but efpecially Viaggi 



per 



* i. Petri Ant. Micheli Catalogus plantarum horti Caefarei 

 Florentine cum Praef. D. Giov. Targ. Tozzetti, fol. 



2. Prodromo della Corografia e Topografia Fifica delJa 

 Tofcana, 1754. 8vo. 



3 . Viaggi 



