84 ROYAL SOCIETY OF CANADA 



1869 : — Elected member of the National Academy of Sciences, Vice-President, 

 1883-89, and now its Foreign Secretary. Elected delegate to represent 

 the Academy at the meeting of the International Association of Acad- 

 enemies which met in London, June, 1903. 



1869 : — Sent by the U. S. Govt, to Des Moines, Iowa, to observe the Solar 



Eclipse, Aug. 7. 

 1870, May 24: — Elected Associate Fellow^ (number of such limited to 100) of 

 the American Academy for the Advancement of Science. 



1870 : — Sent by the U. S. Govt, to Gibraltar to observe the Solar Eclipse, Dec, 22. 



1871 : — Elected member of the Philosophical Society of Washington. President, 



1879-80. 

 1871 : — Appointed Secretary .of the Commission, created by Congress for the 



purpose of observing the Transit of Venus, Dec. 9, 1879, and which 



organized the expeditions sent out by the United States Government. 

 1872, Nov. 8 : — Elected Associate Member ■ of the Royal Astronomical Society, 



London. 



1873 : — Elected a member of the Astronomische Gesellschaft of Leipzig. 

 1874:— LL.D. Columbian, D.C. 



1874 : — ^Corresponding Member of the Institute of France. 



1874, Feb. 13 : — Awarded a gold medal by the Royal Astronomical Society. 



1875 :— LL.D. Yale. 



1875 : — Offered the Directorship of the Harvard Observatory. 



1875 : — 'Master of Mathematics and Doctor of Natural Philosophy, University of 



Leyden on the celebration of the 300th anniversary of its founding. 



1876 : — Elected President of the American Association for the Advancement of 



Science. Delivered retiring address in 1878. Elected member in 1859. 



1877 : — Appointed Senior Professor of Mathematics in the U. S. Navy — with the 



relative rank of Captain — and Superintendent of the American Ephem- 

 eris and Nautical Almanac Office. Retired March 12, 1897, with the 

 relative rank of Rear- Admiral. 

 1877 : — Elected member of the Yale Alumni Association. 



1877, Dec. 13 : — Elected Foreign Member of the Royal Society, London. 



1878: — Sent by U. S. Govt, to Separation, Wyoming, to observe the total Solar 

 Eclipse, July 29. 



1878, Jan. 18 : — Elected member of the American Philosophical Society, Phila- 



delphia. 



1878, May 18 : — ^Awarded the Huyghen's gold medal by the Haarlem Society of 

 Sciences (University of Leyden), " which resolved to award biennially 

 a medal to the individual who, by his researches and discoveries or 

 inventions during the previous twenty years had, in the judgment of 

 the Society, distinguished himself in an exceptional manner in a parti- 

 cular branch of Science." 



1878, May 20: — Elected Honorary Member of the Cambridge (England) Philo- 

 sophical Society. 



1879-80: — Lecturer on Political Economy at Harvard University. 



1881: — Elected Honorary Foreign Follow (limited to 36) of the Royal Society, 

 Edinburgh. 



1882, Mar 16 : — 'Elected Honorary Member of the Royal Irish Academy, Dublin. 

 Such members are limited to 30, of which, at least, one-half are foreigners. 



1882 : — Sent by the U. S. Govt, to Cape of Good Hope to observe the transit 

 of Venus, Dec. 6. 



