- oi. THT OD 
0 7 : fee. ‘a q She 
PM USCUMMADIB SM? Ley saa: 
YROTEIN ARBU IAN MOF eee eae 
TASAVANG AAAS : B ; 7 =: 
Journal of the Washington Academy of Sciences i ae 
This JourNAL, the official organ of the Washington Academy of Sciences, aims to 
present a brief record of current scientific work in Washington. To this end it publishes 
(1) short original papers, written or communicated by members of the Academy; (2) _ 
short notes of current scientific literature published in or emanating from Washington; = 
(3) proceedings and programs of meetings of the Academy and affiliated Societies; @) 
notes of events connected with the scientific life of Washington. The JourNAt is issu 
semi-monthly, on the fourth and nineteenth of each month, except during the summer 
when it appears on the nineteenth only. Volumes is a to calendar years. Prompt 
publication is an essential feature; a manuscript reaching the editors on the fifth or — 
the twentieth of the month will ordinarily appear, on request from the author, in the 
issue of the Journat for the following fourth or nineteenth, respectively. Peer ink 
Manuscripts may be sent to any member of the Board of Editors; they should be 
clearly typewritten and in suitable form for printing without essential changes. 
editors cannot undertake to do more than correct obvious minor errors. References 
should appear only as footnotes and should include year of publication. 
Illustrations will be used only when necessary and will be confined to text figures 
or diagranis of simple character. The cost of producing cuts for illustrations must be — 
partly met by the author. ee 
Proof.—In order to facilitate prompt publication no proof will be sent to authors — 
unless requested. It is urged that manuscript be submitted in final form; the editors = 
will exercise due care in seeing that copy is followed. iy 
Authors’ Reprints.—Reprints will be furnished at the following schedule of prices: 
Copies 4 pp. 8 pp. 12 pp. 16 pp. Covers . SR ie 
50 $ .85 $1.65 © $2255 $3.25 — $2.00 eee 
100 1.90 3.80 4.75 6.00 2.50 hee tae 
150 2.25 4.30 6.25 6.50 3.00 
200 2.50 4.80 5.75 7.00 3.50 2 
250 3.00 5.30 6.25 7.50 4.00. ba 
Covers bearing the name of the author and title of the article, with inclusive pagi- ie 
nation and date of issue, will be furnished when ordered. ‘ 5. fra eae 
As an author will not ordinarily see proof, his request for extra copies or reprints. Ae 
should invariably be attached to the first page of his manuscript. Mind 
The rate of Subscription per volume ts..... Se RE er ee > $6.00% 3 oom 
Semi-monthly numbers..............eceeeeeees BEE MST or is See co ee oe: 
Monthly 20oibera so. ws. . ve cee tee Be bose ehtite Midi mee ait 2345 oe Sane iain’, sane 
St 
Remittances should be made payable to ‘‘Washington Academy of Sciences,” and 
addressed to the Treasurer, R. L. Faris, Coast and Geodetic Survey, Washington,D.C. 
European Agent: Weldon & Wesley, 28 Essex St., Strand, London. me 
Exchanges—The Journat does not exchange with other publications. 
Missing Numbers will be replaced without charge, provided that claim is made 
within thirty days after date of the following issue. 
* Volume I, however, from June 19, 1911, to December 19, 1911, will be sent for $3.00. Special rates 
are given to members of scientific societies affiliated with the Academy. ae 
