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Journal of the Washington Academy of Sciences 
This Journat, the official organ of the Washington Academy of Sciences, ain Go 
present a brief record of current scientific work in Washington. To thisend it sexe shey 
(1) short original papers, written or communicated by members of the pei ba! ") ; 
short notes of current scientific literature published in or Seana s aan Washin NG 
(3) proceedings and programs of meetings of the Academy and affiliated Societies; 7 But 
notes of events connected with the scientific life of bab is esa The Journat is issued 
semi-monthly, on the fourth and nineteenth of each month, except during the s 
when it appears on the nineteenth only. Volumes correspond to calendar years. fen 
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