DEPARTMENT OF THE ARMY US ARMY NUCLEAR DEFENSE LABORATORY EDGEWOOD ARSENAL, MARYLAND 21010 IN REPLY REFER TO: AMXND-E 15 Mar 1966 SUBJECT: Ergata for NDL-TR-53 (AD 365-419), INITIAL GAMMA DATA FROM NUCLEAR WEAPON TESTS (U), dated July 1965 TO: Distribution velow. It is requested that changes to NDL-TR-53 be made as indicated a. (C-FRD) Page 19, Table 1.1. Greenhouse George Plumbbob Boltzman Hardtack Humboldt Fish Bowl King Fish Correct yields as follows: 11.5 kt 7.8x1073 kt b. (U) Page 44, Table 3.2. e. (U) Page 175, Table 3.100. Azimuth symbol for slant ranges "Density". 1007.9 mb. Fourth column heading should be Second column values should be 1112.3 mb, 1009.3 mb and of 527, 1014, 1509, 2006, and 2505 yards should be "b" instead of "a". Document consists cf Copy 43.3 of 2 165 NDL-65~SRD-200 pages. .