584 INTRODUCTION OF CAMELS. 
but as it is little known, and is now being brought before the 
country, I have felt justified in extending these remarks. In 
conclusion, to give an idea of the numberof animals used by the 
government for transportation, I quote from the official report 
of the Quarter-master General made in 1851. By this it ap- 
pears that more than ten thousand horses, mules, and oxen were 
constantly required for transportation, and for mounting guides, 
spies, escorts, and troops. At the same time, when the army 
was increased about fifty per cent., the cost of transportation 
reached two million dollars, an increase of one thousand five 
hundred per cent. Ifwe go back to the year 1844, the cost 
of transportation was about one hundred and twenty thousand 
dollars, and in seven years had increased to two millions 
