Observatory, Alleghany, Pa.
Observatory, Berlin, Germany.
Observatory, Besançon, France.
Observatory, Cape of Good Hope, Africa.
Observatory, Carlsruhe, Germany.
Observatory, Cordoba, Argentine Republic.
Observatory, Genoa, Italy.
Observatory, Göttingen, Germany.
Observatory, Greenwich, England.
Observatory, Harvard College, Mass.
Observatory, Haverford College, Pa.
Observatory, Madras, India.
Observatory, Madison, Wis.
Observatory, Manila.
Observatory, Mauritius.
Observatory, Moncalieri, Italy.
Observatory, Potsdam, Germany.
Observatory, Prague, Austria.
Observatory, Rome, Italy.
Observatory, Santiago, Chili.
Observatory, Sydney, New South Wales.
Observatory, Tacubaya, Mexico.
Observatory, Turin, Italy.
Observatory, Washington, D. C.
Observatory, Yale University, Connecticut.
Observatory, Zi-ka-wei, China.
American Academy, Boston, Mass.
American Philosophical Society, Philadelphia,
Pa.
Cincinnati Society of Natural History, Cincinnati,
Ohio.
Colegio de la Compania de Jesus, Havana,
Cuba.
Commonwealth of Pennsylvania.
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Elisha Mitchell Scientific Society, Chapel
Hill, N. C.
Imperial Academy of Sciences, St. Petersburg,
Russia.
Italian Spectroscopic Society, Rome, Italy.
Meteorological Society, Toronto, Canada
Naturforschenden Gesellschaft, Danzig, Germany.
Nautical Almanac Office, Washington, D. C.
Nova Scotian Institute of Science, Halifax,
Canada.
Oakland Public School, Oakland, Cal.
Royal Academy of Sciences, Stockholm,
Sweden.
Professor D. J. Gruey, Besançon, France.
Dr. Norman Herz, Vienna, Austria.
Mr. Rudolf Holterhoff, Bonn, Germany.
Mr. Harold Jacoby, New York City.
Professor James E. Keeler, Alleghany, Pa.
Dr. Otto Knopf, Jena, Germany.
Mr. Helge von Koch, Stockholm, Sweden.
Dr. V. Laska, Prague, Austria.
Dr. E. Lindeman, St. Petersburg, Russia.
Dr. A. Marth, Collooney, Markree, Ireland.
Professor T. C. Mendenhall, Washington,
D. C.
Dr. O. A. L. Pihl, Christiana, Sweden.
Professor J. M. Schaeberle, University of
California.
Mr. John Tebbutt, New South Wales.
Dr. F. Terby, Brussels, Belgium.
Dr. Otto Tetens, Kiel, Germany.
Mr. August Tischner, Leipsig, Germany.
Professor R. S. Woodward, New York City.
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