ANISEIKONIA PATENTS DEDICATED
The United States Patent Office has announced that the Hanover Institute, Hanover, N. H., does "assign, transfer, give, and dedicate the following Letters Patent and the inventions therein specifically claimed to the people of the United States of America for public use forever." The twenty-six patents listed were granted while the Dartmouth Eye Institute was interested mainly in problems of binocular vision, especially aniseikonia.
Copies of the patents may be obtained from the United States Patent Office, Washington 25, D. C., at 25 cents each.
SOCIETY NEWS
Nineteenth Annual Spring Clinical Conference of the Southern Clinical Society.
—The Nineteenth Annual Spring Clinical Conference of the Southern Clinical Society will be held March 13 to 16, 1950, at Hotel Adolphus and the Baker Hotel, Dallas, Texas. The registration fee of $20 will admit one to all features of the conference, including lectures, luncheons, evening meetings and the annual
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