TY - RPRT TI - An orbiting molecular shield vacuum facility - A materials laboratory in space AU - Youngblood, J. W. AU - Outlaw, R. A. AU - Melfi, L. T., Jr. AU - Mcilhaney, J. R. PY - 1975 UR - https://ntrs.nasa.gov/citations/19760029859 ID - 19760029859 ER -