Early  Journal  Content  on  JSTOR,  Free  to  Anyone  in  the  World   This  article  is  one  of  nearly  500,000  scholarly  works  digitized  and  made  freely  available  to  everyone  in   the  world  by  JSTOR.     Known  as  the  Early  Journal  Content,  this  set  of  works  include  research  articles,  news,  letters,  and  other   writings  published  in  more  than  200  of  the  oldest  leading  academic  journals.  The  works  date  from  the   mid-­‐seventeenth  to  the  early  twentieth  centuries.      We  encourage  people  to  read  and  share  the  Early  Journal  Content  openly  and  to  tell  others  that  this   resource  exists.    People  may  post  this  content  online  or  redistribute  in  any  way  for  non-­‐commercial   purposes.   Read  more  about  Early  Journal  Content  at  http://about.jstor.org/participate-­‐jstor/individuals/early-­‐ journal-­‐content.                     JSTOR  is  a  digital  library  of  academic  journals,  books,  and  primary  source  objects.  JSTOR  helps  people   discover,  use,  and  build  upon  a  wide  range  of  content  through  a  powerful  research  and  teaching   platform,  and  preserves  this  content  for  future  generations.  JSTOR  is  part  of  ITHAKA,  a  not-­‐for-­‐profit   organization  that  also  includes  Ithaka  S+R  and  Portico.  For  more  information  about  JSTOR,  please   contact  support@jstor.org.   2153 December 1, 1899 Nue vit as, Cuba, November 18, 1899 . Sir : I have the honor to inform you that I have to-day received from Maj. S. J. Armstrong, chief surgeon, ü. S. A., telegraphic report of a case of yellow fever in Puerto Principe, in the person of a soldier, recentlv on dutv in that citv. Respectfully, T. F. Richardson, DANISH WEST INDIES. Quarantine against Key West . Fla. Copenhagen, Denmark, November 6, 1899. Sir : I have to report that owing to the appearance of yellow fever at Key West, Fla., the Government of the Danish West Indies has declared a quarantine of five days against ships arriving from that port. Respectfully, Hon. Secretary of State. Laurits S. Swenson. DOMINION OF CANADA. Smallpox in Ontario. Toronto, Canada, November 10 , 1899. Sir : In compliance with the resolutions adopted at the conference of State and provincial boards of health, held at Toronto, October 6, 1886, respecting interstate notification of contagious diseases, I beg to make the following statement regarding the prevalence of smallpox in Ontario at the present time : Municipality. Co...,. ^ ™ Maidstone Essex Nov. 1.... 1 1 111 Belle River do do 1 1 111 Rochester il bury W do do Nov. Oct. 30.... 2.... 5 4 4 5 9 9 9 9 9 9 il bury W do Oct. 30.... 5 5 9 9 9 The cases originated in the first three municipalities, at a dance, from a young man convalescent who had been treated for chicken pox in the Walker ville district. The others from 2 school children supposed to have recovered from chicken pox. Respectfully, Peter H. Bry^e, secretary. Assistant Surgeon , TJ. S. M. H. S. The Surgeon-General, TJ. S. Marine- Hospital Service. PUERTO PRINCIPE. Gase of yellow fever.