TY - GEN AU - Merilyn A Cadoff AU - William A Leasure C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1975-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.75-693 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1975 TI - Measurement methodology for determining the sound output of model airplanes and noise producing bicycle attachments: ER -