198 proceedings of the academy of [1890. 



July 29. 

 Mr. Thomas Meehan, Vice-President, in the chair. 

 Twelve persons present. 



A paper entitled "Barometric Observations on the Heights of 

 Mexican Volcanoes with a Consideration of the Culminating Point 

 of the North American Continent," by Prof Angelo Heilprin, was 

 presented for publication. 



. Mr. George Frederick Kunz of New York was elected a Corres- 

 pondent. 



The following were ordered to be i:)rinted : — 



