TY - RPRT TI - Examination of mileage measuring devices : preliminary report of a manual for weights and measures officials AU - Hasko, S AU - Schreyer, C H PY - 1969 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 10010 DO - 10.6028/NBS.RPT.10010 ER -