NATIONAL AVIATION METEOROLOGICAL REQUIREMENTS THROUGH 1975 Open PDF Document Details Document Type Technical Report Publication Date Oct 01, 1961 Accession Number AD0414729 Tags Communities of Interest Air Platforms Human Systems Materials and Manufacturing Processes Weapons Technologies DTIC Thesaurus Topics Accuracy Air Navigation Air Traffic Air Traffic Control Systems Air Traffic Controllers Aircrafts Altitude Atmospheric Motion Control Systems Dew Point Flight Paths Gas Turbines Measurement Meteorology Slant Range Turbines Turbulence