Page:Popular Science Monthly Volume 84.djvu/202

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PSM V84 D202 Wilson and pickering.jpg

Dr. E. B. Wilson. Dr. E. C. Pickering.
Photograph taken at Atlanta of the president of the American Association, Dr. E. B. Wilson, professor of zoology, Columbia University, and of the retiring president. Dr. E. C. Pickering, director of the Harvard College Observatory.