393 
Correspondence. 
<  Am.  Jour.  Pharm. 
I      August,  1904. 
DEPARTMENT   I  8  TECHNOLOGY. 
Chairman,  Chancellor  Winheld  S.  Chaplin,  Washington  Univer- 
sity, St.  Louis ;  Speakers,  Prof.  Henry  T.  Bovey,  F.R.S.,  McGill 
University,  Montreal;  Mr.  John  R.  Freeman,  Providence,  R.  I. 
Section  a,  Civil  Engineering — Chairman,  Prof.  William  H.  Burr, 
Columbia  University;  Speakers,  Dr.  J.  A.  L.  Waddell,  consulting 
engineer,  Kansas  City ;  Mr.  Lewis  M.  Haupt,  consulting  engineer, 
Philadelphia. 
Section  b,  Mechanical  Engineering — Chairman,  President  Alexander 
C.  Humphreys,  Stevens  Institute  of  Technology  ;  Speakers,  Prof. 
A.  Riedler,  Konigliche  Technische  Hochschule,  Berlin ;  Prof.  Albert 
W.  Smith,  Leland  Stanford,  Jr.,  University. 
Section  c,  Electrical  Engineering — Chairman,  Prof.  Arthur  E.  Ken- 
nelly,  Harvard  University;  Speakers,  Signor  G.  Marconi,  Italy; 
Prof.  Michael  I.  Pupin,  Columbia  University. 
Section  d,  Mining  E?igi?ieering — Chairman,  Mr.  John  Hays  Ham- 
mond,  New  York  City  ;  Speakers,  Prof.  Robert  H.  Richards,  Massa- 
chusetts Institute  of  Technology;  Prof.  Samuel  B.  Christy,  Univer- 
sity of  California. 
Section  e,  Technical  Chemistry — Chairman,  Prof.  Charles  F.  Chand- 
ler, Columbia  University;  Speakers,  Prof.  Otto  N.  Witt,  Konigliche 
Technische  Hochschule,  Berlin ;  Prof.  William  H.  Walker,  Massa- 
chusetts Institute  of  Technology. 
Section  f,  Agriculture — Chairman,  Hon.  James  Wilson,  Secretary 
ot  Agriculture,  Washington ;  Speakers,  Prof.  Leon  Lindet,  National 
Agronomic  Institute,  Paris  ;  Prof.  Liberty  H.  Bailey,  Cornell  Uni- 
versity. 
CORRESPONDENCE. 
THE  AMERICAN  PHARMACEUTICAL  ASSOCIATION  SCIENTIFIC  SECTION. 
To  the  Members  of  the  American  Pharmaceutical  Association : 
The  Committee  on  Scientific  Papers  herewith  invites  papers  of 
scientific  interest  for  presentation  to  the  Section  at  the  fifty-second 
annual  meeting,  which  will  be  held  at  Kansas  City,  Mo.,  beginning 
September  5th. 
Believing  that  the  interest  in  subjects  presented  is  much  increased 
when  the  papers  are  printed  and  ready  for  distribution  at  the  meet- 
ings of  the  Section,  the  Committee  urges  the  contributors  to  send 
