TY - GEN AU - Lederer, Paul S C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1968-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.469 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1968 TI - NBS InterAgency Transducer Project.: ER -