2.2.1 Cbjective To measure, by photographic means, the motion of the shock wave over land and water to obtain peak overpressure near the earth's surface and to study the propagation of any precursor waves if they For Title: Pe Project Officer: 2.3.1 Base Surge Phenomena i ency: Naval Ordnance Laboratory Mr; Qbijective To determine the rate alid“extent of the base surge formation for a surface burst. (Ou 2.3.2 Procedure Ys i Instrumentation will consist of cameras only. Photographs obtained from various photo towers and fYom cameras installed in a C-54 aircraft will be studied and space-time data will be obtained directly. 2.3.3 Remarks id This project will participate in Shots Iho 2.4 Project Iimber: Sponsor: AFSWP Project Officer: l.1d and Koon. Title: Peak Pressure-by Aerial Pe n Photography ney: | Mr. C. J. Aronson 2.4.1 Objective To study the propagation of the blast wave over the surface of the water. 20