You are not currently logged in.
Access your personal account or get JSTOR access through your library or other institution:
Gift of the Proceeds of Research for Research
New Series, Vol. 55, No. 1417 (Feb. 24, 1922), pp. 202-203
Published by: American Association for the Advancement of Science
Stable URL: http://www.jstor.org/stable/1645566
Page Count: 2