TY - GEN AU - Goumas, Nicholas P C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1975-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.884 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1975 TI - Calibration of unrecorded low and medium density type magnetic disk pack surfaces: ER -