NRL-3937 Sporet \ \ i anes j L SLT pool . \y a} “ NRL- 3956 Seerct Naval Research Laboratory Radiation Division monthly progress report No, 2 for NRL= 3956 Naval Research Lab. February 1952. E. H. Krause February 19, 1952 . 15 pp RD-114 . Ivy 1. Ivy--Instru- | period 1 January to 10 Krause, E H mentation NRL-3990 Secret Naval Research Laboratory Monthly progress report for the period from 10 March to 10 NRL=-3990 Naval Research Lab, April 1952, E. H. Krause April 18, 1952 + 13 pp quan aaah Krause, E H 1, Ivy-- 2. Mike Burst-= Dingnostic Instrument — ation Experiments