New York, July 18, 1900.
To the Editor:
—May I presume to commend entirely your most timely and well considered article upon the plague situation in San Francisco? The infection with plague of San Francisco's Chinese quarter; the destruction by fire of such a shameful aggregation somewhere in American territory—and the consequent scattering of infective material broadcast—and the tedious and hampered efforts to control the infection, which can not be assured and can only succeed as the result of the most patient attention and inconceivable expense, were matters of confident prediction by me as long ago as the summer of 1896. The present justification of my then statements is not a matter for rejoicing: but I do take unusual pleasure in stating that the only persons who interested themselves in studying the bacillus of plague, which I brought to the United States with me then, were Dr. Douglas W. Montgomery,