396 
MINUTES  OP  THE 
Query  12.  On  Podophyllum  for  general  acceptance  was  not 
replied  to. 
Query  13.  On  commercial  Extract  of  Quassia  answered  by  Ed- 
ward C.  Jones,  of  Philadelphia,  with  specimens. 
Query  14.  On  the  substitution  of  Alcohol  and  Ether  by  other 
liquids  in  preparing  the  officinal  oleo-resins,  referred  to  Henry  N. 
Rittenhouse,  of  Philadelphia,  was  replied  to  at  the  afternoon 
session,  the  paper  not  being  present  when  called  for. 
Query  15.  On  Cotton  Root ;  not  answered  by  Mr.  Sackrider, 
of  Cleveland. 
Considerable  expression  was  called  forth  by  a  question  as  to 
the  sale  of  fluid  extract  of  Cotton  Root,  by  the  members  present. 
From  what  was  "said,  it  appears  that  in  Chicago  and  Detroit 
considerable  quantities  had  been  sold,  and  sometimes  without  a 
prescription,  and  it  was  presumed,  for  use  as  an  emenagogue. 
In  other  places  its  use  was  merely  occasional.  It  was  urged  that 
the  rule  applicable  to  ergot  should  apply  to  this  preparation,  viz., 
to  require  a  prescription. 
Query  16.  On  Oil  of  Tobacco  for  general  acceptance.  Was 
not  replied  to. 
Query  17.  On  Chenopodium.  Referred  to  Mr.  Wiegand. 
Received  no  answer,  and  was  continued,  as  Mr.  W.  had  been 
engaged  in  experiments  which  were  not  completed.  ^ 
Query  18.  An  Essay  on  Sassafras  Officinale  in  its  relations 
to  Chemistry  and  Pharmacy,  was  answered  by  William  Procter, 
Jr.,  and  several  specimens  exhibited. 
The  President  now  announced  an  invitation  from  Dr.  Duffield 
to  visit  the  Harper  Hospital,  which  was  accepted. 
The  Chair  announced  the  appointment  of  Charles  A.  Heinitsh, 
of  Lancaster,  Pa.,  H.  A.  Blauw,  of  Rochester,  and  J.  W.  Diet- 
rich of  Dayton,  Ohio,  as  a  committee  for  the  examination  of 
specimens  and  apparatus  on  exhibition. 
Query  19.  On  a  Formula  for  Granular  Effervescent  Citrate 
of  Magnesia,  suitable  for  general  use,  was  answered  in  a  commu- 
nication from  J.  W.  Mills,  of  Chicago,  read  by  Albert  E.  Ebert. 
This  paper  attracted  considerable  interest,  as  it  was  illustrated 
with  specimens  of  the  salt.  Mr.  Ebert  remarked  in  regard  to 
the  English  granulated  effervescing  powders,  that  he  believed 
