TY - GEN AU - E G Hawkins AU - A Napolitano C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1966-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.260-11 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1966 TI - Standard Reference Materials ::Viscosity of a standard lead-silica glass/ ER -