Prandtl-D1NASA Armstrong's Prandtl-D1, is autographed by all the interns that have worked on the project. Prandtl-D1 is being shipped to the National Air and Space Museum, Smithsonian Institution to be featured in its Innovations Gallery.Image Credit: NASA/Lauren Hughes Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/amf-afrc2019-0015-13/Copy URL to clipboard> DownloadShareTakenFebruary 7, 2019ProducerAFRCImage CreditNASA/Lauren HughesSize1920x1279pxPIA NumberAFRC2019-0015-13