cover-title, p. 311-377, il. 13 p. of pl. and maps. 4°
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* For Sale by Superintendent of Documents. Paper, 25c. single copy, $2.50 a yr.; foreign subscription, $3.50.
Notes:
NOTE.—The Monthly weather review contains (1) meteorological contributions, and bibliography including seismology, (2) an interpretative summary and charts of the weather of the month in the United States and on adjacent oceans, and (3) climatological and seismological tables dealing with the weather and earthquakes of the month. The contributions are principally as follows: (a) results of observational or research work in meteorology carried on in the United States, or other parts of the world, (b) abstracts or reviews of important meteorological papers and hooks, and (c) notes.
SPECIAL ARTICLES.—Relation between annual precipitation and number of head of stock grazed per square mile; by J. Warren Smith.—New aerological apparatus; by S. P. Fergusson.—General theory of halos; by Charles S. Hastings.—Beautiful halo display observed at Ellendale, N. Dak., by Frank J. Bavendick; [with note by W. R. Gregg].—Boulder halo of Jan. 10, 1918; by Edgar W. Woolard.—Simultaneous occurrence of halos and coronas, [by Carlo Negro; with discussion by E. W. Woolard, and additional note by C. F. Brooks].—Some observations on free-balloon flight made from Aberdeen proving ground. Md.. June 3, 1920; by Don McNeal.—Daytime wind turbulence in mountain valley; by B. M. Varney.—Fog phenomenon of San Francisco Bay; by B. M. Varnev.—Measurements of solar radiation at Madison, Wis., with Calendar pyrheliometer [with list of references]; by Eric R. Miller.—Some characteristics of Callendar pyrheliometer [with list of references]; by Eric R. Miller.—Suggestions concerning C. G. Abbot's program for 4 world observatories for observation of extraterrestrial solar radiation; by C. Dorno.—Tornado in Union County, N. C, June 20, 1020; [compiled by G. S. Lindgren].—Cold shore water owing to off-shore winds; by Charles F. Brooks.—Blue sky and optical properties of air. by Lord Rayleigh; abstracted [by E. W. W.].—Certain environmental factors influencing fruiting of cotton, by E. C. Ewing; [with reviewer's note by J. B. Kincer].
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* For Sale by Superintendent of Documents. Paper, 25c. single copy, $2.50 a yr.; foreign subscription, $3.50.