TY - GEN AU - Tholen, Albert D AU - Barbrow, Louis E AU - Heffernan, Ann P C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1983-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.645 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1983 TI - Report of the 67th National conference on Weights and Measures 1982: ER -