﻿ANNOUNCEMENTS 
  OF 
  MEETINGS 
  OF 
  THE 
  ACADEMY 
  AND 
  

  

  AFFILIATED 
  SOCIETIES 
  

  

  Wednesday, 
  April 
  5. 
  The 
  Society 
  of 
  Engineers. 
  

  

  Thursday, 
  April 
  6. 
  The 
  Entomological 
  Society. 
  

  

  Saturday, 
  April 
  8. 
  The 
  Philosophical 
  Society. 
  

  

  Tuesday, 
  April 
  11. 
  The 
  Society 
  of 
  Electrical 
  Engineers. 
  

  

  Wednesday, 
  April 
  12. 
  The 
  Geological 
  Society. 
  

  

  Thursday, 
  April 
  13. 
  The 
  Chemical 
  Society, 
  at 
  the 
  Cosmos 
  Club, 
  at 
  8 
  p.m. 
  

   Program 
  : 
  

  

  A. 
  M. 
  Houghton: 
  What 
  is 
  a 
  patent? 
  

  

  W. 
  B. 
  Johnson: 
  The 
  chemist 
  and 
  the 
  Patent 
  Office. 
  

   Saturday, 
  April 
  15. 
  The 
  Biological 
  Society. 
  

   Tuesday, 
  April 
  18. 
  The 
  Anthropological 
  Society. 
  

   Wednesday, 
  April 
  19. 
  The 
  Society 
  of 
  Engineers. 
  . 
  

  

  PROGRAMS 
  ANNOUNCED 
  SINCE 
  THE 
  PRECEDING 
  ISvSUE 
  OF 
  THE 
  JOURNAL^ 
  

  

  Thursday, 
  March 
  16. 
  Joint 
  meeting 
  of 
  the 
  Academy 
  and 
  the 
  Chemical 
  Society, 
  at 
  th« 
  

   Cosmos 
  Club, 
  at 
  8.15 
  p.m. 
  Program: 
  R. 
  B. 
  Moore: 
  The 
  rare 
  gases: 
  their 
  history, 
  

   properties, 
  and 
  uses. 
  

  

  Saturday, 
  March 
  18. 
  The 
  Biological 
  Society, 
  at 
  the 
  Cosmos 
  Club, 
  at 
  8 
  p.m. 
  Program: 
  

   Paui, 
  Bartsch: 
  The 
  American 
  shipworms 
  and 
  their 
  economic 
  importance. 
  Ivar 
  

   Tidestrom: 
  The 
  floral 
  alphabet 
  oj 
  the 
  Celts. 
  

  

  ^ 
  Received 
  too 
  late 
  for 
  publication 
  before 
  the 
  date 
  of 
  the 
  meeting. 
  

  

  