584  INDEX. 
Antimoniate  of  potassa,  new  process  for  preparing  the  71 
Anti-asthmetic  cigarettes   404 
Aporetin    «,  368 
Aporetin,  action  of  nitric  acid  on  448 
Apothecaries  weights,  gold  coin  a  means  of  adjusting  15 
Apparatus  for  rectifying  spirits,  new  1 
Apparatus  for  preparing  phosphorus  51 
Apparatus  for  corking  bottles  ..82 
Application  of  starch  sugar  for  reducing  chloride  of  silver  537 
Aquarium,  the  181 
Aromatic  tincture  of  calisaya  46 
Arsenic,  researches  on  125 
Arsenic  in  paper  hangings  -..275,343 
Arsenic  in  subnitrate  of  bismuth...  413 
Arsenical  poisoning  413 
Artesian  wells  in  the  desert  83 
Artificial  rosewater  556 
Atmospheric  electricity  87 
Atropia,  valerianate  of.  262 
Avequin,  M.,  J.  B.,  on  the  maple  sugar  of  the  U.  States  72 
<{  on  the  sugar  cane  of  Louisiana  129 
Azederach  bark  126 
Babo,  Prof.  Von,  and  E.  Keller  on  piperic  acid  138 
Bamber,  H.  K.,  on  the  liquor  potassae  arsenitis  of  the  Lond.  Ph  233 
Bank  note  engraving  and  ink  186 
Basford's  compound  percolator    81 
Bassett,  M.,  on  the  clarification  of  sugar  and  saccharine  substances  by  the 
employment  of  soaps  264 
Belladonal  collodion  217 
Bertkellot,  iff.,  on  the  combination  of  tartaric  acM  with  sugars  154 
Bestucheff's  tincture  of  chloride  of  iron  283 
Bisulphuret  of  carbon  as  a  solvent  for  cubebs   125 
Bill,  Dr.  Joseph  Howland,  on  the  solvent  powers  of  simple  syrup  289 
"  on  a  test  for  cinchonia  460 
Black  drop,  recipe  for  the  original  528 
BleeJcerode,  Prof.  S.,  on  platinum  in  Borneo  417 
Blockley,  John  S.,  on  the  chemical  means  of  rendering  timber  incombustible..323 
Blowpipe  lamp,  on  a  new  fluid  for  the  184 
Robierre,  M.,  on  some  facts  connected  with  sugar  refining  134 
Boetger,  Prof.  Rudolph,  on  the  behaviour  of  various  substances  towards 
fused  chlorate  of  potassa  ,  69 
»  on  the  application  of  starch  sugar  as  a  reducing 
agent  for  chloride  of  silver  537 
Bogdonow,  M.  A.,  on  the  red  coloring  matter  of  the  feathers  of  birds  166 
Borax,  syrup  of.  33 
Boracic  acid,  presence  of,  in  the  vegetable  kingdom  159 
