Air Force Reusable Rocket Engine Program XLR129-P-1. Volume 2 Open PDF Document Details Document Type Technical Report Publication Date Jan 01, 1969 Accession Number AD0395707 Entities People Robert R. Atherton Organizations Pratt & Whitney Tags Communities of Interest Ground and Sea Platforms Weapons Technologies DTIC Thesaurus Topics Bearing Rollers Combustion Creep Fabrication Friction Geometry Material Degradation Processes Materials Materials Processing Measurement Mechanical Working Mechanics Plastic Explosives Pressure Distribution Pressure Measurement Test And Evaluation Test Facilities