TY - GEN AU - T Robert Shives C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1983-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.83-2774 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1983 TI - Examination of failed tension-torsion strap from Bell 206B, N90071, helicopter: ER -