Authors: T. W. Lashof

  • Circular of the Bureau of Standards No. 547 Section 1: Precision Laboratory Standards of Mass and Laboratory Weights; NBS Circular 547 — T. W. Lashof

    Circular of the Bureau of Standards No. 547 Section 1: Precision Laboratory Standards of Mass and Laboratory Weights; NBS Circular 547 — T. W. Lashof