TY  - RPRT
TI  - Circular of the Bureau of Standards no. 19 3rd edition: standard density and volumetric tables
PY  - 1913
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 19e3
DO  - 10.6028/NBS.CIRC.19e3
ER  -