TY - GEN AU - Reed, R P AU - Hust, J G AU - Kasen, M B AU - Ledbetter, H M AU - Read, D T AU - Schramm, R E AU - Sparks, L L AU - Tobler, R L C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1976-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.76-839 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1976 TI - Semi-annual report on materials research in support of superconducting machinery: ER -