The Preliminary Research Aerodynamic Design to Lower Drag (PRANDTL-d) Makes a Test FlightProgram Manager Al Bowers named the first iteration of his work the “Preliminary Research Aerodynamic Design To Lower Drag (PRANDTL-D)Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/preliminary-research-aerodynamic-design-lower-drag-prandtl-d-makes-test-flight/Copy URL to clipboard> DownloadShareSize1041x833px