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Vice-president for the Section of Mechanical Science and Engineering, U. S. Bureau of Mines.

of the U. S. Public Health Service, on "The Health of the Mother in the South," and one by Professor Chas. E. Munroe, of the George Washington University on "The Explosive Resources of the Confederacy during the War and Now: A Chapter in Chemical History," each admirably adapted in subject matter and treatment to the occasion. The sections of the association do not have programs of technical papers when the ground is covered by a society meeting in affiliation with it. In that case programs of general interest are arranged by each section. The American Association is thus in respect to the research work of the special sciences essentially an affiliation of societies rather than of individuals, but it retains the important functions of keeping the sciences in touch with each other and representing science before the general public.

The is conservative in printing portraits of living men of science, but it aims to reproduce once a year the photographs of the president and vice-presidents of the association, as it seems desirable for as large a number as may be to become acquainted to this slight extent with those most actively engaged in advancing science in America. The officers elected at Atlanta continue the high traditions