TY  - RPRT
TI  - Circular of the Bureau of Standards no. 2 5th edition: measurements of length and area, including thermal expansion
PY  - 1915
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 2e5
DO  - 10.6028/NBS.CIRC.2e5
ER  -