title: 5th World Science Fiction Convention
text: # 5th World Science Fiction Convention
  
  The 5th World Science Fiction Convention (Worldcon), also known as Philcon I, was held on 30 August–1 September 1947 at the Penn-Sheraton Hotel in Philadelphia, Pennsylvania, United States.
  
  The chairman was Milton Rothman.
  
  ## Participants
  
  Attendance was approximately 200.
  
  ### Guests of Honor
  
  * John W. Campbell, Jr.
  * L. Jerome Stanton (toastmaster)
  