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EDITORIAL. 
gold,  while  the  sides  and  top  were  of  plate-glass,  showing  the  working 
parts  of  the  balance,  which  were  of  polished  brass  and  steel.  The  pre- 
scription balances  were  of  neat  design,  plated  and  very  delicate.  The 
two  firms  just  alluded  to,  furnish  the  United  Slates  Government  with 
nearly  all  the  balances  used  in  the  various  mints,  assay  offices,  and  other 
departments. 
V.  W.  Brinckerhoff,  New  York,  exhibited  five  patterns  of  counter 
balances  of  various  ki  ds.  All  were  of  the  kind  with  the  pans  above  the 
working  parts,  which  are  encased  in  marble,  bronze,  or  open  work.  They 
were  all  of  good  workmanship,  and  very  sensitive.  Of  prescription  bal- 
ances, four  were  shown  of  different  grades,  all  good  of  their  kind. 
A  case  of  large  amputating  instruments,  a  pocket-case  of  smaller  size, 
a  pocket-case  of  post-mortem  instruments,  a  set  of  forceps,  and  a  pair 
of  saddle  bags,  were  also  contributed  by  Mr.  BrinckerhofF,  who  manufac- 
tures surgical  instruments  and  surgical  appliances  of  all  kinds. 
Buckalew  &  Waterman,  Philadelphia,  exhibited  a  balance  called  the 
"  arc  scale,"  which  has  a  stationary  weight  working  on  a  pivot,  and  indi- 
cating both  troy  and  avoirdupois  weights. 
W.  H.  Schieffelin  &  Co.  exhibited  a  handsome  prescription  balance, 
in  case,  as  also  a  Beranger  balance,  small  size,  for  the  same  purpose.  The 
house  also  exhibited  some  specimens  of  drugs  :  tonka  beans  in  pod, 
sumbul  root,  squill  root,  kameela,  kousso,  kino,  St.  John's  bread, 
xanthorrhcea,  quillai  bark,  ant's  eggs,  Vienna  glycerine,  cod-liver  oil, 
oil  of  peppermint  (from  Hale&  Parshall)  coumarin,  and  sulphate  of  soda. 
Wm.  Neergaard  exhibited  an  interesting  series  of  cinchona  barks, 
eighteen  specimens  in  all,  each  having  its  origin  and  constituents  noted 
on  the  label.    They  were  presented  by  Professor  Winckler. 
Howell  &  Onderdonk  exhibited  specimens  of  pharmaceutical  prepara- 
tions, consisting  of  elixir  calisaya,  iron  and  bismuth,  elixir  valerianate  of 
bismuth,  liquor  bismuthi,  syr.  iodide  of  starch,  and  various  preparations 
of  iron  and  the  hypophosphites. 
Codman  &  ShurtlefF,  Boston,  exhibited  a  variety  of  surgical  and  medi- 
cal instruments,  comprising  various  styles  of  apparatus  for  theatomization 
of  liquids  for  inhalation,. disinfecting  sick-rooms,  and  perfuming.  Freez- 
ing apparatus,  for  producing  local  ansethesia,  with  various  forms  of  tubes 
for  physicians'  and  dentists'  use  ;  nasal  douche  ;  a  new  spring  vaccinator  ; 
champagne  syphon,  and  various  instruments  for  inhalation  of  ether. 
J.  M.  Migeod  &  Son,  Philadelphia,  exhibited  a  neat  style  of  medicine 
chest,  and  a  pair  of  physicians'  saddle-bags  of  their  own  manufacture. 
Wirz,  Philadelphia,  exhibited  a  pill  machine,  having  a  chilled  iron 
frame  around  the  machine. 
E.  Parrish,  Philadelphia,  exhibited  pharmaceutical  stills  in  copper  and 
tin.  gas  furnace,  suppository  moulds,  camphor  ice-tray,  and  tin  oil  cans 
with  glass  labels  ;  also  fourteen  varieties  of  effervescent  salts  of  P. 
Squire's  make. 
Mellor  &  Rittenhouse,  Philadelphia,  exhibited  citrate  of  magnesia, 
Seidlitz,  Kissengen  and  Yichy  salts  in  granules.  Also,  some  narcotic 
and  other  extracts  manufactured  by  William  Ransom  Kitchin,  England. 
Charles  Ellis  &'  Co.,  Philadelphia,  exhibited  some  granular  salts  of  the 
same  class  as  just  mentioned. 
Bullock  &  Crenshaw,  Philadelphia,  exhibited  ninety-four  varieties  of 
sugar-coated  pills  and  granules.  This  house  ranks  deservedly  high  in 
furnishing  a  reliable  article,  carefully  made  and  handsomely  finished. 
They  also  exhibited  a  brass  mould  which  opens  on  a  hinge  for  supposito- 
ries, a  very  convenient  article. 
Wm.  R.  Warner  &  Co.,  Philadelphia,  exhibited  a  great  variety  of  sugar- 
