TY - GEN AU - Miller, W A C AU - Dickson, George AU - Sweeney, W T C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1957-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.5754 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1957 TI - Proposed specification for impression material::synthetic rubber base, dental ER -