Beginning Oct. 1959 some issues include qRussian supplement.qApplication of the Rate Diagram Technique to the Analysis and Design of Space Vehicle On-Off Attitude Control Systems, H. PatapofT. ... A Precision Star Tracker for Space- Vehicle Attitude Control and Navigation, by D. R. McMorrow, S. Daradarian, C. A. Brownlee, and H. ... Inst. Tech., Lincoln Lab. ... Bibliography of Tropospheric Radio Wave Scattering, R. L. Abbott. Natl ... Investigation of a Square-Mesh Wire- Grid Modified Luneburg Lens Antenna, M. G. Andreasen and R. L. Tanner.