TY  - RPRT
TI  - Tests of instruments for the determination, indication, or recording of the specific gravities of gases/ 
AU  - Eiseman, John H
AU  - Smith, Francis A
PY  - 1947
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NBS MP 177
DO  - 10.6028/NBS.MP.177
ER  -