Addendum No. 1 for DNA 1240H-2, Part 2 HANDBOOK OF UNDERWATER NUCLEAR EXPLOSIONS 21 January 1974 The attached pages (18-25 through 18-34) are to be inserted in Chapter 18 of your copy.of the above handbook per DNA letter of approval dated 2 January 1974. M. J. Dudash DASLAC General Electric Company=TEMPO 816 State Street Santa Barbara, CA 93102 fe ee ee ee ee ee ra ver