TY - GEN AU - Hubbell, John H C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1996-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.5893 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1996 TI - Experimentally measured total x-ray attenuation coefficients extracted from previously unprocessed documents held by the NIST Photon and Charged Particle Data Center: ER -