This is Dr. Leonard Weinstein's Schlieren photograph of a T-38 at Mach 1.1, altitude 13,700 feet, taken at NASA Wallops in 1993.
EC94-42528-1
This is Dr. Leonard Weinstein’s Schlieren photograph of a T-38 at Mach 1.1, altitude 13,700 feet, taken at NASA Wallops in 1993.December 13, 1993NASA Photo / Dr. Leonard Weinstein› Read Schlieren Project Description