American Academy of Arts and
Sciences, Boston, Mass.
American Philosophical Society, Philadelphia,
Pa.
Astronomical and Physical Society,
Toronto, Canada.
Dr. Martin Ernest, Warsaw, Russia.
Dr. Phil. Fauth, Landstuhl, Germany.
Geodetic Commission, Zürich, Switzerland.
Government Astronomer, Natal,
Africa.
Dr. Johann Holetschek, Vienna, Austria.
Dr. and Mrs. Wm. Huggins, London,
England.
Lake Mohonk Conference, Lake Mohonk,
New York.
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Prof. S. P. Langley, Washington, D. C.
Nautical Almanac Office, Washington,
D. C.
Dr. J. B. Nusserschrintt, Zürich, Switzerland.
Nova Scotian Institute of Sciences,
Halifax, Canada.
Smithsonian Institution, Washington,
D. C.
Société Belge d'Astronomie, Bruxelles,
Belgium.
Societa degli Spettroscopisti Italiani,
Rome, Italy.
United States Coast and Geodetic Survey,
Washington, D. C.
A. Stanley Williams, Esq., Brighton,
England.
Dr. Filippo Angeletti, Naples, Italy.
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