TY  - RPRT
TI  - Circular of the Bureau of Standards no. 215: United States government master specification for outside white titanium-zinc paint, semipaste and ready-mixed
PY  - 1925
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 215
DO  - 10.6028/NBS.CIRC.215
ER  -