INTRODUCTION. 



The kind mother again kissed her child, and commended him 

 anew to our joint care. 



I led off my little companion ; but when we got into the court- 

 yard, I ha,d to exercise all my authority to make his younger 

 brother give up the stick and hat he had taken possession of. 

 When restitution was effected, the two children kissed each other, 

 and parted friends. 



At last the outer gate was passed, and our footsteps rang 

 through the quiet streets of Orizava. We were commencing the 

 first stage of our journey; in pursuit of scientific discoveries. 



