TY  - RPRT
TI  - Letter Circular 1002: general tables of weights and measures (supersedes Letter Circular 682)
PY  - 1952
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - LCIRC 1002
DO  - 10.6028/NBS.LCIRC.1002
ER  -