ITALY. LETTER VIII. 87 



Corografa Tcfccna ; but .thofe of Ricctus are quite 

 unknown, and never printed. ! hope that Mr. Toss* 

 zetti will publilh fome of Micheli's manufcripts j 

 especially the continuation of his botanical work, 

 which contains the fucos, zoophyta, and corals. 

 Above one hundred and fifty plates have been 

 already engraved, at the expence of the bookfeller, 

 Mr. Bouchard^ at Rome. 



9. Some fkeletons, and bones, teeth, &c. from 

 elephants, dug out in Tufcany. The teeth are, 

 by the action of the air, calcined. 



10. A great number of manufcripts of Mr. 

 Targioni Tozzetti, concerning- the Natural Hif- 

 tory of Tufcany, worth printing. I notice, above 

 the reft, his almoft finimed Mineralogy of Tuf- 

 cany ; containing the defcription, denomination, 

 Htuation, and ufe, of the earths, clays, quarries, 

 mines. The catalogue too of his Mineral-collec- 

 tion is very inftrucYmg. 



n. The Herbary of the celebrated Clufius^ 

 given by Prince Eugene to the prefent poflefibr. 



To underftand Mr. Targioni Tczzefti's travels, 

 and other Italian Mineralogifts, it is convenient to 

 be acquainted with fome denominations of ftones; 

 which either are ufed by the common people, or 

 derived from the Greek. The Italians, having but 

 a fmall number of mines, have but a few tech* 

 G 4 4?ical 



