Vi ADVERTISEMENT. 



which room could not be conveniently obtained, 

 were forwarded by the translator for use in pre- 

 paring the present edition. From these mate- 

 rials alone, partly in manuscript, this edition has 

 been arranged, revised, and printed. The editor 

 availed himself of the permission given him to 

 incorporate the new matter in the body of the 

 work, to introduce it in the form of notes, or to 

 omit it altogether, as he might deem most advis- 

 able, convenient, or useful. He had decided to 

 incorporate the whole in the body of the work, 

 but on the arrival of a complete copy of the 

 London edition, he concluded to make as little 

 variation from that as possible. Some of the 

 less important materials were therefore not used, 

 and others were condensed and introduced as 

 notes. 



After the arrival of the copy of the London 

 edition, it was found to contain important er- 

 rors, some in the body of the work, but more 

 in the Appendix. Many of these must have 

 arisen from the distance at which the translator 

 was from the press ; and others from the haste 

 with which it probably became necessary to 

 finish the work in time for the publication of 



