TY  - RPRT
TI  - Circular of the Bureau of Standards no. 16 3rd edition: the testing of hydrometers
PY  - 1914
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 16e3
DO  - 10.6028/NBS.CIRC.16e3
ER  -