242 HISTORY OF THE [BOOK. n. 



It must however, be observed, that as many of the 

 vessels clearing for America and the foreign West 

 Indies make two or more voyages in the year, it is 

 usual, in computing the real number of those vessels, 

 their tonnage and men, to deduct one-third from the 

 official numbers. With this correction the total to all 

 parts is 400 vessels, containing 78,862 tons, navigated 

 by 8,845 men. 







The exports for the same year are given on the 

 same authority, as follows: 



