* 
602  INDEX. 
Wild  cherry  pastilles   22 
Wine  of  iron  bitters  450 
Wittstein,  Dr.  G.  C,  on  the  prevention  of  concussions  in  boiling  348 
Wurtz,  Prof.  Henry,  on  the  preparation  of  pure  sulphates   67 
Yellow  coloring  matter  of  the  autumnal  leaves  352 
Yew  tree,  poisonous  effects  of  the  leaves  of  the  479 
Yarrow,  fluid  ext.  of  437 
Zimmerman,  John,  remarks  on  Catawba  brandy  363 
Zinc,  oxide  of  435 
Zinci  chloridum  .   60 
