TY  - GEN
AU  - Blair, B. E.
AU  - Morgan, A. H
AU  - 
TI  - Precision measurement and calibration: selected NBS papers on frequency and time
U1  - 530.8 
PY  - 1972///
CY  - Washington
PB  - Nbs Special Publication
N1  - A Compilation Of Previously Published Papers By The Staff Of The National Bureau Of Standards , Including Selected Abstracts By Nbs And Non- Nbs Authors. Issued In Several Volumes, See Page Iv
ER  -