ERRATA. 







On page 55, 4th line from the bottom, interchange north and south. 



70, 10th line from the top, read cmterior for posterior. 

 103, 24th line from the top, for N. 37° &, read N. 37° E. 

 1 44, in 6th and 7th lines from the top, interchange right and left 

 178, in 13th line from the top, for Den read Deer. 

 184, in the 11th line from the top, interchange E. and i\T. 



