Author "Dust and Its Dangers," "The Story of the Bacteria," "Drinking Water and Ice Supplies," etc.
FRANK CHOUTEAU BROWN
Architect, Boston, Mass.; Author of "The Five Orders of Architecture," "Letters and Lettering."
MRS. MELVIL DEWEY
Secretar Lake Placid Conference on Home Economics.
HELEN LOUISE JOHNSON
Professor of Home Economics, James Millikan University, Decatur.
FRANK W. ALLIN, M. D.
Instructor Rush Medical College, University of Chicago.