214 EXPERIMENT STATION RECORD. 



No. 8. — The Small Hurricane of August 11-12, 1911, at Pensacola, Fla., by 

 W. F. Reed, jr.; Tornado near Canton, N. Y., by W. J. Bennett; Report of 

 Severe Local Storim, Galena, 111., on August 16, 1911, by J. H. Spencer; Interior 

 Temperatures in Large Masses of Concrete during Time of Setting, by W. D. 

 Maxwell ; A Phenomenon of Lightning Discharge, by F. E. Nipher ; Protecting 

 Truck Against Frost, by E. W. Gruss; Value of Mountains to Climatic Safety 

 for the Fruit Grower, by J. C. Alter ; Notes on the Rivers of the Sacramento 

 and San Joaquin Watersheds for August, 1911, by N. R. Taylor; Reflection of 

 Fog Signals at Point Reyes Light, Cal., by J. Jones; Frost Rings (illus.), by 

 R. E. Smith (see page 244) ; The Winds of the Yosemite Valley (illus.), by F. E. 

 Matthes; Influence of Artificial Heating on the Climate of Cities (illus.), by 

 G. W. Mindling; and Is the Heat Generated by Great Cities Changing Their 

 Climates? by A. H. Palmer. 



No. 9. — Severe Wind Storms at Springfield, 111., by J. C. Jensen; Storm of 

 September 13, 1911, Springfield, 111., by C. J. Root; A Severe Local Storm, by 

 R. H. Sullivan; The Drought and Hot Weather of 1911 in Kansas, by S. D. 

 Flora ; Cloudburst at Cooney, N. Mex., by F. H. Brandenbui'g ; New Irrigation 

 Project on the Colorado River, by L. F. Jesunofsky ; Notes on the Rivers of 

 the Sacramento and San Joaquin Watersheds for September, 1911, by N. R. 

 Taylor ; Weather in the San Joaquin Valley, Cal., by W. E. Bennett ; Variation 

 of Rainfall with Altitude, by A. G. McAdie; Water Resources in Oregon and 

 their Development, by J. T. Whistler; Charts of the Atmosphere (a Review of), 

 by A. G. McAdie; and Variations in Rainfall (illus.), by E. A. Beats. 



Meteorological records for 1910 (New York State Sta. Rpt. 1910, pp. 575- 

 687). — Tables are given showing tridaily readings at Geneva, N. Y., of standard 

 air thermometers for each month of the year ; daily readings of maximum 

 and minimum thermometers at 5 p. m. for each mouth of the year ; a monthly 

 summary of maximum, minimum, and standard thermometer readings ; aver- 

 age monthly and yearly temperatures since 1882 ; monthly and yearly maximum 

 and minimum temperatures from 1883 to 1910, inclusive; and rainfall by 

 months since 1882. 



Meteorological summary for 1910, C. A. Patton (Ohio Sta. Bui. 230, pp. 

 337-355). — This summary includes as usual notes on the weather of each 

 month of the year and tabulated daily and monthly records of observations 

 at the station at Wooster, Ohio, on temperature, precipitation, cloudiness, and 

 direction of the wind, and for comparison, similar data for 23 previous years 

 (1888-1910) at the station and for 28 years (1883-1910) in other parts of the 

 State. 



The mean temperature for the year at Wooster was 49.2° F., for the State 

 50.8° ; the highest temperature at the station was 94°, July 25 and August 15 

 and 16, for the State 98°, July 2 and August 15; the lowest temperature at the 

 station was — 12°, February 19, for the State —25°, February 19. The annual 

 rainfall at the station was 35.91 in., for the State 36.17 in. The number of 

 rainy days at the station was 133, for the State 110. The prevailing direction 

 of the wind was southwest at the station and for the State. 



A simple method of purifying infected water for drinking purposes, G. G. 

 Nasmith and R. R. Graham (Jour. Roy. Army Med. Corps, 17 (1911), No. 1, 

 pp. 50-5 ff). — This article reports the successful use for this purpose of chlorid 

 of lime as follows: "(1) Take a teaspoonful of chlorid of lime, containing 

 about one-third available chlorin, and remove the excess of powder by rolling 

 a pencil or other round object along the top of the spoon, or by flattening 

 it with a penknife blade, so that the excess will be squeezed off. 



