TY  - RPRT
TI  - Circular of the Bureau of Standards no. 19 5th edition: standard density and volumetric tables
PY  - 1916
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 19e5
DO  - 10.6028/NBS.CIRC.19e5
ER  -