AMERICAN  PHARMACEUTICAL  ASSOCIATION.  509 
hoi,  and  is  this  influence  favorable  to  the  medicinal  power  and  value  of 
the  preparation  ?    Accepted  by  Prof.  G.  F.  H.  Markoe,  of  Boston,  Mass. 
10.  Is  not  the  proportion  of  Acetic  Acid  used  in  the  process  of  the 
U.  S.  P.  for  Acetic  Extract  of  Colchicum,  too  large?  And  to  what  ex- 
tent may  it  be  reduced  ?  Accepted  by  Edward  C.  Jonesy  of  Pliila. 
11.  It  has  been  proposed  to  substitute  Glycerin  for  Sugar  as  a  solvent 
and  antiseptic  in  Fluid  extracts.  Does  this  ingredient  in  quantity  effect 
their  medicinal  power  in  any  way  ? 
AcceiJted  by  W.  J.  M.  Gordon,  of  Cincinnati. 
12.  Pepsin  is  valued  for  its  medicinal  power  in  connection  with  dis- 
ordered digestion.  What  are  the  best  sources  of,  and  what  the  most  availa- 
ble process  for  the  preparation  of  it  for  medicinal  use  and  for,  the  cuisine. 
Accepted  by  S.  Mason  McCollin,  of  Pliila. 
13.  The  cold  infusion  of  commercial  Wild  Cherry  Bark  sometimes 
varies  considerably  in  color.  Is  this  due  to  the  time  at  which  the  bark  is 
collected,  or  to  what  other  cause  ? 
A  ccepted  by  Joseph  L.  Lemberger,  of  Lebanon,  Pa. 
14.  What  are  the  arguments  for  and  against  a  change  of  weights  in  the 
United  States  Pharmacopceia,  and  especially  as  regards  the  adoption  of 
Avoirdupois  or  Metrical  Weights  by  that  authority? 
Acce]?ted  by  E.  L.  Milhau. 
15.  What  is  the  present  state  of  the  Foreign  Opium  trade  of  the  United 
States,  and  to  what  extent  is  it  influenced,  if  at  all,  by  the  culture  of  the 
Poppy  and  the  domestic  production  of  Opium? 
Accepted  by  P.  W.  Bedford,  of  N,  Y» 
16.  An  essay  on  Filtering  Papers  and  Filters  with  general  remarks  on 
the  important  branch  of  Practical  Pharmacy  in  which  they  are  employed. 
Accepted  by  Joseph  Hirsh. 
17.  What  is  the  true  power  of  Camphor  as  an  insecticide  ?  Does  it 
destroy  insects  already  existing  in  clothing,  or  does  it  merely  act  as  a 
preventive  by  its  odor  ? 
Accepted  by  Prof.  G.  F.  H.  Markoe,  of  Boston,  Mass. 
18  Does  Cassia  Marilandica  contain  a  glucoside  principle  analagous 
to  that  found  in  Alexandria  Senna,  by  Dragendorff"  &  Kubley  ? 
Accepted  by  Joel  S.  Orne,  of  Gambridgeport,  Mass. 
19.  Gillenia  trifoliata.  What  process  will  isolate  its  emetic  principle 
and  what  are  the  characters  of  the  latter  ? 
Accepted  by  Albert  E.  Ebert,  of  Chicago. 
20.  What  is  the  present  condition  of  the  Honey  trade  in  the  United 
States,  domestic  and  foreign  ? 
Accepted  by  C.  F.Stacy,  of  Charlestown,  Mass, 
