Prof. William Hallock, Columbia University, New York.

Secretary of the Council.

D. T. McDougal, New York Botanical Gardens.

Secretaries of the Sections.

Mathematics and Astronomy: Prof. H. C. Lord, Ohio State University.

Physics: J. O. Reed, University of Michigan.

Chemistry: Prof. W. McPherson, Ohio State University.

Mechanical Science and Engineering: William H. Jacques, Boston, Mass.

Geology and Geography: Dr. R. A. F. Penrose, Pierce, Ariz.

Zoölogy: Prof. H. B. Ward, University of Nebraska.