Abstract: No abstract available.

Abstract: This recorder was designed primarily as a means for answering the following questions about shower rains: What is the duration and time of occurrence of showers, and how do these quantities vary from day to day over periods ...

Abstract: Dry particles of sodium chloride, in the size range of 0.5 to 20 ? in diameter, were introduced from an aircraft into moist air at altitudes of 400?500 m over the sea near the island of Hawaii. Discharge rates from each ...

Abstract: An airborne flame photometer for the identification of large sodium-bearing aerosols from aircraft is briefly described. This instrument is a modified form of a laboratory device which has been used to count sodium particles. ...