TY - GEN AU - Carpenter, B Stephen C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1984-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.260-92 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1984 TI - Standard Reference Materials ::Calibrated glass standards for fission track use (supplement to NBS SP 260-49)/ ER -