■ KA-sn 



TO 



W. S. W. RUSGHENBERGER, M.D. 



OF THE UNITED STATES NAVY, 



AUTHOR OF 



"THREE YEARS IN THE PACIFIC/ 



AND 



"A VOYAGE ROUND THE WORLD," 



THIS WORK, 



WHICH DERIVES SOME OF ITS MOST VALUABLE MATERIALS FROM HIS RESEARCHES IN PERU 



IS MOST RESPECTFULLY 



AND 



GRATEFULLY INSCRIBED 



BY THE AUTHOR, 



