To the Editor:
—It was with interest that I read in The Journal, July 19, 1919, an article entitled "Type I Pneumococcus Among Porto Rican Laborers." The summary states that "Porto Ricans under favorable conditions are susceptible to lung infection by the Type I pneumococcus. The disease pursues a typical course, accompanied by a bacteremia in about the same proportion as among white persons."Do the authors of the article wish to exclude all Porto Ricans from the white race, or may we take it as a lack of information? Mr. Fred K. Fleagle, dean of the University of Porto Rico some years ago, who has lived in this island for a number of years, has said: "The island of Porto Rico, covering an area of 3,500 square miles, had in 1910 a total population of 1,118,012. The population is as follows: pure white persons, 65.5 per cent.; mulattoes, 30