a, oy . af : ®° a % “ ot 7 two B-29 aircraft in both Shots 5 and 8. The observed peak overpressures covering the range from about 0.1 to 3.9 psi confirmed the Fuchs theory to within pract‘cal accuracy requirements and supplemented cther free-air peak-overpressure mearurements made at higher overpressures by other methods. . oN inn L A i3 v 10 RESTRICTED DATA 7- SECURITY INFORMATION