OSS - Realtime Window to HST Kowal, C. T. ; Hart, H. M. ; Fraquelli, D. A. ; Scott, J. F. ; Wells, E. N. ; Zellner, B. H. ; Holm, A. V. ; Hamilton, F. C. ; Gipson, T. Y. ; Walters, J. F. ; Whittenburg, K. ; Gawne, W. C. Abstract Publication: Bulletin of the American Astronomical Society Pub Date: September 1991 Bibcode: 1991BAAS...23.1362K