TY - GEN AU - Reed, R P AU - Durcholz, R L AU - Fickett, F R AU - Giarratano, P J AU - Kasen, M B AU - Ledbetter, H M AU - Mikesell, R P AU - Naimon, E R AU - Schramm, R E AU - Sparks, L L AU - Tobler, R L AU - Weston, W F C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1974-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.74-393 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1974 TI - Semi-annual report on materials research in support of superconducting machinery: ER -