Committee Serial No. 3. Considers H.R. 15856, a revised version of H.R. 15086; pt. 3: Continuation of hearings on H.R. 15086 (subsequently replaced by H.R. 15856), to authorize NASA funding for FY69. Focuses on progress of lunar and other planetary exploration programs of the Office of Space Science and Applications; pt. 4: Focuses on progress of technological utilization, and data tracking acquisition programs of the Office of Advanced Research and Technology; Index: Index to hearings considering H.R. 15086, (subsequently replaced by H.R. 15856), to authorize NASA funding for FY69