Ceneeeeee PROJECT H - MIGHTY SKY (continued) Subtask Superseded Project Number A610 6.10 Airborne Ionospheric Observatory A6ll 6.11 HF Communications Experiment A612 6.12 Satellite Packages 6.13.1 Instrumented Ship ' A613 A615 Title Measurement of Gamma, Neutron and Visible Radiation from Fission A616 6.16 Vertical Soundings of the Ionosphere A617 6.17 Incoherent Backscattering A618 (Not Active) 6.18 Radar Attenuation in the Vicinity A619 6.19 Satellite Communications A620 6.20 Measurement of Effects on VLF A625 6.25 Debris Sampling A626 6.26 Gun Fired Probes A628 6.28. | Riometers A629 6.29.1 Electromagnetic Detection System A630 6.13.2 PMR Island Radars (formerly a of Low Altitude Nuclear Bursts A802 and LF Radio Wave Propagation part of 613) UV, Visible and IR Radiation Effects A804 Fireball and Debris Cloud Motion Photography A807 VOLI& II _April 1969 None Ultraviolet Output Measurements [I-14 SOheetiiadd.