SV SET WT-109(EX) EXTRACTED VERSION OPERATION GREENHOUSE Scientific Director's Report of Atomic WeaponTests at Eniwetok, 1951 Annex 1.6 Blast Measurements Part Vi—Ground Shock Measurement Section 2—Crater Survey F. B. Porzel Los AlamosScientific Laboratory Los Alamos, New Mexico December 1953 NOTICE: This is an extracted version of WT-109 OPERATION GREENHOUSE, Annex 1.6, Part VI, Section 2. Approved for public release; distribution is unlimited. Extracted version prepared for Director DEFENSE NUCLEAR AGENCY Washington, DC 20305-1000 1 September 1985