PROCEEDINGS. 
555 
membership of Messrs. B. A. Colonna, Herman Hollerith, W. 
P. Jenney, W. R. Atkinson, Waldemar Lindgren, and H. W. 
Turner. 
Mr. Cleveland Abbe gave a General Account of the Eclipse 
Expedition to Africa, especially as to its results in the study 
of meteorology. 
This will be published in Professor Abbe’s contribution to 
Professor D. P. Todd’s preliminary report to the Secretary of 
the Navy on the U. S. Scientific Expedition to the West Coast 
of Africa. 
Mr. H. S. Reid, of the Case School of Science, Cleveland, Ohio, 
presented by request a Note on the Muir Glacier of Alaska. 
Published in Johns Hopkins Circular No. 84, December, 1890. 
357th Meeting. October 25, 1890. 
Vice-President Bates in the chair. 
Thirty-six members present. 
Mr. William Harkness made a communication On the De¬ 
termination of the Mass of the Moon from the Tides. 
Published by the U. S. Naval Observatory, in 1891, under 
the title The Solar Parallax and its Related Constants, pp. 112- 
121, Washington Observations for 1885, Appendix III. 
Mr. F. H. Bigelow made Some Suggestions on Eclipse Pho¬ 
tography and Eclipse Apparatus. 
The substance of the suggestions will be published in the re¬ 
port to the Secretary of the Navy on the Scientific Expedition to 
the West Coast of Africa in 1889. 
358th Meeting. November 8, 1890. 
Vice-President Gilbert in the chair. 
Forty-two members present. 
The Chair announced the election to membership of Dr. 
Joseph Pohle. 
