148  Obligations  and  Methods  of  Research,    j^'"  Mar'chi^Q^o: 
before  the  tenth  of  the  month  by  any  druggist  holding  permit,  the 
Director  will  call  upon  such  druggist  to  render  his  return  on  Form 
141 8  at  once. 
"Report  on  Form  141 8  by  druggists  will  not  be  required  for  any 
month  prior  to  March,  1920.  Reports  for  March  and  for  each  month 
thereafter  will  be  required  to  be  rendered  by  each  person  holding 
permit  to  dispense  liquor  on  physicians'  prescriptions.  If  such  per- 
mit is  issued  to  any  person  during  any  month,  a  report  must  be  ren- 
dered by  the  permittee  for  the  remainder  of  the  month  after  receiving 
his  permit,  and  for  each  month  thereafter  during  the  life  of  the 
permit. 
"When  the  Prohibition  Director  for  the  State  is  not  yet  appointed 
or  whose  office  is  not  yet  established,  the  Collector  or  Collectors  of 
Internal  Revenue  in  such  State  will  be  required  to  receive  Forms 
1 41 8  from  druggists  and  list  the  same  on  Form  1419. 
"Before  .supplying  druggists  with  blank  copies  of  Form  141 8, 
following  the  word  "at"  and  under  the  words  "To  Federal  Prohibi- 
tion Director,"  the  Director  will  write  or  stamp  the  name  of  the 
city  and  state  where  his  own  office  is  located,  in  order  that  druggists 
may  be  advised  as  to  where  the  report  is  to  be  sent. 
"Directors  will  note  on  the  back  of  Forms  141 8  the  date  when  re- 
ceived from  druggists.  This  notation  may  be  made  with  a  rubber 
stamp,  care  being  taken  to  indicate  clearly  the  date  when  received 
in  the  Director's  office." 
OBLIGATIONS  AND  METHODS  OF  RKSEARCH.^ 
By  Henry  LEFFmann,  A.M.,  M.D., 
lyECTURER  ON  RESEARCH,  PHILADELPHIA  COLLEGE  OF  PHARMACY. 
The  primary  object  of  science  is  the  determination  of  truth. 
It  is  not  essential  to  this  object  that  the  truth  shall  have  an  obvious 
value  to  mankind.  The  study  of  the  properties  of  magic  squares  is, 
from  the  purely  philosophic  point  of  view,  as  commendable  as  the 
study  of  the  cause  and  cure  of  cancer.  It  is,  however,  the  dominant 
feature  of  present  science  to  make  it  "practical,"  that  is,  yielding 
data  that  can  be  turned  to  account  either  in  increase  of  wealth  or 
1  Abstract  of  an  address  delivered  by  invitation  at  a  meeting  of  the  Faculty 
of  the  Philadelphia  College  of  Pharmacy,  November  24,  191 9. 
