GENERAL MEETING. 25 
273D MEETING OcTOBER 10, 1885. 
The President in the Chair. 
Thirty-nine members and guests present. 
Announcement was made of the death since the last meeting of 
two members of the Society, FRANKLIN BEenyJAMIN HovucH and 
WaAsHINGTON CaRUTHERS Kerr. 
Messrs. J. S. Brnyines and WasHINGTON MArTTHEws made a 
joint communication on 
ANTHROPOMETRIC AND REACTION-TIME APPARATUS. 
They exhibited a set of the anthropometric apparatus, devised 
chiefly by Mr. Francis Galton, and recently employed in the anthro- 
pometric laboratory of the London Health Exhibition. The appara- 
tus test acuteness of hearing, strength of vision, color discrimination, 
the estimation of the aliquot parts of a line, the estimation of a right 
angle, the rapidity of arm movement in striking a blow, the strength 
of certain muscles, the weight, the height (sitting and standing), 
span of arms, and chest capacity. Their peculiar characteristic is 
their simplicity, which permits of their use by the person measured, 
with a minimum of instruction and supervision. There was also 
exhibited a device by Mr. James McKeen Cattell, for the determina- 
tion of the time occupied by various sensations, mental processes 
and muscular actions. 
There followed an informal discussion by Messrs. H. A. Hazen, 
KE. Farquyar, Haru, H. Farquaar, Harkness, Mussrey, Woop- 
WARD and MAson. 
274TH MEETING. OcToBER 24, 1885. 
The President in the Chair. 
Fifty-three members and guests present. 
Mr. H. ALLEN HAZEN made a communication on 
THE CONDENSING HYGROMETER AND SLING PSYCHROMETER. 
[Abstract. ] 
By way of introduction the results of a few experiments were 
given, tending to show the best interval that can be obtained in the 
; 
