TY - RPRT TI - The Gravity-Probe-B relativity gyroscope experiment - Development of the prototype flight instrument AU - Turneaure, J. P. AU - Everitt, C. W. F. AU - Parkinson, B. W. AU - Bardas, D. AU - Breakwell, J. V. PY - 1989 UR - https://ntrs.nasa.gov/citations/19900028350 ID - 19900028350 ER -