TY - BOOK AU - Coleman, Thomas L. AU - Steiner, Roy ED - Washington. National Aeronautics and Space Administration (NASA) TI - NASA Technical Note [NASA TN D-548]: Atmospheric turbulence measurements obtained from airplane operations at altitudes between 20,000 and 75,000 feet for several areas in the Northern Hemisphere PY - 1960/// CY - Washington PB - NASA KW - Geophysics KW - Turbulence N1 - Bound together NASA TN D-541 to 550; Bound vol. Acc. No. 65466 contains Acc. No. TR15854 to TR15862 ER -