GENERAL MEETINGS. 39 
Chemical Societies, and of the Cosmos Club. About one hundred 
persons were present. 
Vice-President MALLERY presided. 
President HARKNEss then presented his annual address, the sub- 
ject being 
THE PROGRESS OF SCIENCE AS EXEMPLIFIED IN THE ART OF 
WEIGHING AND MEASURING. 
[Printed in full on page xxxvii of this volume. ] 
A vote of thanks for the address was passed by the audience. 
310TH MEETING. DECEMBER 21, 1887. 
THE SEVENTEENTH ANNUAL MEETING. 
The President in the Chair. 
Thirty-eight members present. 
The minutes of the 294th, 308th, and 309th meetings were read 
and approved. 
The President announced the election to and acceptance of mem- 
bership of Mr. JosepH WILLIAM SPENCER. 
The annual report of the Secretaries was read and accepted. 
[Printed in full on pp. Xxx1I, xxxu1I of this volume. ] 
The annual report of the Treasurer was read and referred to an 
auditing committee consisting of Messrs. J. 8. Billings, J. C. Well- 
ing, and C. O. Boutelle. 
[Treasurer’s report printed in full on pp. XxxIv, xxxv of this volume. ] 
The Treasurer read the list of members entitled, under Standing 
Rule 14, to vote at the annual meeting. 
The constitutional amendment proposed by Mr. Dau at the 
last annual meeting was adopted by a vote of 26 for to 3 against it. 
Election of officers was then held. 
[The result is printed on page xv of this volume. ] 
The rough minutes of the meeting were then read and the Society 
adjourned. 
