Abstract: Frictional heating of a satellite probe which occurs during the passage of the satellite through its perigee can be utilized to obtain density values. The magnitude of the heating effect is discussed and a possible design ...

Abstract: A comparison of climatic data for the eastern United States from the 1830's and 1840's with the currently valid climatic normals indicates a distinctly cooler and, in some areas, wetter climate in the first half of the ...

Abstract: tract

Abstract: Climatic data for the Continental United States for the 1850's and 1860's are compared with the currently valid normals. In the eastern half of the United States, these two decades continue the cooler and somewhat wetter ...