div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: On the right: Ivan Beckwith lead engineer for the aae519BAM6QT-Mach · On the right: Ivan Beckwith lead engineer for the development of quiet tunnels with the NASA Langley src=https:reader033vdocumentsmxreader033viewer20220603075f09c73f7e708231d4287453html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divOn the right: Ivan Beckwith lead engineer for the development of quiet tunnels with the NASA Langley center director Pete Peterson probably in the early 1990s From Steve Wilkinson Nov 2003div