i8 



SMITHSONIAN INSTITUTION 



' The (empfrature values for (lie following intervals are approximations and should he in 

 italics: April 1891 to March 18S)2 ; May to July and year, 1915; July and Nov., 1917. 



- The values of pressure given for St. Paul Island from 1921 to 1923 are too low and sliould 

 have a correction of + .088 inch applied. 



