INDEX.  587 
Note  on  cowrie  resin  199 
Note  on  Bowers'  glycerin  308 
Note  on  Japanese  wax  311 
Nux  vomica,  phosphate  of  alumina  in  524 
Obituary.— Dr.  Charles  Fricke  288 
Obituary. — James  P.  Espy  288 
Obituary. — Germer  Bailliere  480 
Obituary. — Edmond  Robiquet  480 
Obituary.— George  W.  Smith  480 
Observations  on  the  production  of  balsam  of  Peru    302 
Oiling,  Dr.,  on  some  failures  of  Marsh's  arsenic  process  350 
Odors  of  perfumes,  on  the   76 
Oil  of  peppermint,  Borton's    105 
Oil  of  peppermint,  examination  of  105 
Oil  of  fireweed,  characters  of  105 
Oil  of  red  cedar  106 
Oil  of  valerian,  researches  on  138 
Oil  of  camphor  265 
Oil  of  the  pistacia  nut   319 
Okra,  root  of  the  225 
Oleum  arachidis  hypogseae  292 
Olive  oil,  solubility  of  alkaloids  in  185 
Olibanum,  queries  relative  to   53 
Opium  as  a  therapeutic  agent  115 
Opium,  caffein  as  an  antidote  to  <  321 
Opium,  crop  for  ^60  465 
Opoponax,  inquiries  in  relation  to   55 
Organic  acids,  researches  on  some  264 
Otto  of  roses,  manufacture  of   66 
Our  Journal   89 
Oxalate  of  cerium  ,   1 
Oxidation  by  chromic  acid     47 
Oxalate  of  peroxide  of  mercury,  explosive  properties  of  416 
Paper  tubing,  bitumenized  276 
Paper,  to  make  water  proof  276 
Paregoric  477 
Paramorphism.  of  the  chlorides  of  ammonium  and  potassium  522 
Parrish,  Edward,  on  apparatus  for  the  use  of  gas  as  fuel  in  Pharmacy  529 
11      and  W.  C.  Bakes  on  lactucarium  and  its  preparations  225 
Parrish,  William  G.,  on  the  root  of  Podophyllum  peltatum  208 
Pasteur,  L.,  on  alcoholic  fermentation     62 
Peninsular  and  Independent  Medical  Journal  382 
Peppermint,  examination  of  oil  of  105 
Perfumes,  on  the  odors  of   76 
Persulphate  of  iron    10 
