162 SELLING LATIN AMERICA 
roads form a network in the interior, and lead 
from both coasts and the United States toward 
Mexico City. 
Mexico has no large rivers suitable for the 
navigation of ocean-going vessels to any great 
distance. She has, however, much available 
water power, which is going to waste, and 
possesses thirty-four deep water ports on her 
eastern shore and thirty-one on the Pacific. 
The chief wealth of Mexico is in her mines, 
although agricultural products and the rais 
ing of cattle add much to her source of reve 
nue, the annual value being estimated at more 
than $200,000,000. 
The soil is exceptionally productive, yield 
ing coffee, henequen, corn, cocoa, tobacco, 
fruits, beans and cotton. At one time much 
rubber was exported and there are to-day 
many estates of cultivated rubber unable to 
ship their products. 
The forests have valuable woods and have 
been but little exploited. In the north are 
excellent pine forests, while cedar, mahogany,