Schlieren image of the Large-Scale Low-Boom (LSLB) Inlet – NASA https://www.nasa.gov/image-article/schlieren-image-of-large-scale-low-boom-lslb-inlet/
image of the Large-Scale Low-Boom (LSLB) Inlet in the 8- by 6-Foot Supersonic Wind Tunnel
image of the Large-Scale Low-Boom (LSLB) Inlet in the 8- by 6-Foot Supersonic Wind Tunnel