802 PROCEEDINGS OF THE AMERICAN ACADEMY 



Eight hundred and trrenty-slxth Meeting. 



November 13, 1889. — Adjourned Stated Meeting. 



The President in the chair. 



The Corresponding Secretary read the following letters : 

 from the Anthropological Society of Vienna, inviting mem- 

 bers of the Academy to attend a convention to be held at 

 Vienna, August 5 to 10, 1889 ; from the Natural History 

 Society of Emden, inviting members to be present at the 

 celebration of its seventy-fifth anniversary , from the Execu- 

 tive Committee of the Engineers and Architects of Palermo, 

 inviting the Academy to send delegates to the Seventh Na- 

 tional and First International Congress of Engineers and 

 Architects ; from Wilhelm Weber, acknowledging his elec- 

 tion as Foreign Honorary Member ; and from Leo Lesque- 

 reux, Jr., announcing the death of Leo Lesquereux, an 

 Associate Fellow. 



On the motion of the Corresponding Secretary, it was 



Voted, To meet, on adjournment, on the second Wednesday 

 in December. 



Voted, That the invitation of the American Philosophical 

 Society be referred to the President, the Corresponding Sec- 

 retary, and Professor Goodale, with full powers. 



Voted, That the thanks of the Academy be returned to 

 the Anthropological Society of Vienna, the Natural History 

 Society of Emden, and the Congress of Engineers and Archi- 

 tects of Palermo. 



The following papers were presented : — 



On the Effects produced on some Tropical Plants by a Tem- 

 perature of from 40° to 34° Fahr. By George L. Goodale. 



On an Apparatus for subjecting Plants to very slight Varia- 

 tions of Temperature. By George L. Goodale. 



