94 proceedings: biological society 



The 490th regular, and 32nd annual meeting was held December 16 

 1910. The reports of the various officers were received. 



The following were elected as officers for 1912: President: E. W. 

 Nelson. Vice-Presidents: J. N. Rose, W. P. Hay, Paul Bartsch, A. 

 D. Hopkins. Recording Secretary: D. E. Lantz. Corresponding 

 Secretary: N. Hollister. Treasurer: J. W. Gidley. 



Members of Council: Vernon Bailey, A. K. Fisher, A. B. Baker, 

 Hugh M. Smith, Wm. Palmer. 



D. E. Lantz, Recording Secretary. 



PROGRAMS AND ANNOUNCEMENTS 

 PHILOSOPHICAL SOCIETY OF WASHINGTON 



704th Meeting, Cosmos Ciub at 8.15 p. m., February 10. Program: 

 Frank Wenner: Constancy of wire resistance standards. Arthur W. 

 Gray: Measurement of inaccessible displacements, production of tempera- 

 ture uniformity, and determination of expansion of gas-thermometer bulbs. 

 (Illustrated). 



