i 



31*-' 



160 



Wheat, on accelerating the growth of, 

 106. 



, influence of its price on popu- 

 lation, 132, 133. 



Whewell (Rev. W.), account of his 

 anemometer, 39. 



on the tides, 130. 



Williams (Dr.) on an improved ear- 

 trumpet, 36. 



Wood, a new substance obtained from 

 the distillation of, 76. 



Yelloly (Dr.) on spade husbandry in 

 Norfolk, 150. 



Yew, its longevity and antiquity in 

 cluu'ch-yards, 101. 



Yorkshire, direction of isoclinal mag- 

 netic lines in, 31. 



Zoology, New Holland ostrich, organ 



of voice in the, 97. 



, two-toed ostrich, foot of the, 98. 



, manati of Guiana, 98. 



, seals, crania of several, 98. 



, testacea, sixteen species new to 



Scotland, 99. 

 , animal and vegetable substances, 



means of preserving, 99. 



END OF THE FIFTH VOLUME. 



LONDON : 



PRINTED BY RICHARD AND JOHN E. TAYLOR, 

 RED LION COURT, FLEET STREET. 



