TY - RPRT TI - Manufacturing engineering research at MSFC AU - Beyerle, F. J. AU - Cooper, C. R. AU - Hoppes, R. V. AU - Nichols, R. L. AU - Van Aller, R. T. PY - 1968 UR - https://ntrs.nasa.gov/citations/19690008738 ID - 19690008738 ER -