THE LOEB CLASSICAL LIBRARY 



FOUNDED BY JAMES LOEB, LL.D. 



EDITED BY 

 fT. E. PAGE, C.H., LITT.D. 



fE. CAPPS, PH.D., LL.D. fW. H. D. ROUSE, litt.d. 



L. A. POST, L.H.D. E. H. WARMINGTON, m.a., f.b.hist.soc. 



PLTXY 



NATURAL HISTORY 



V 

 LIBKI XVII-XIX 



