TY  - RPRT
TI  - Circular of the Bureau of Standards no. 90 2nd edition: United States government specification for red lead- dry and paste
PY  - 1922
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 90e2
DO  - 10.6028/NBS.CIRC.90e2
ER  -