TY  - RPRT
TI  - 1939 exposure test of porcelain enamels on steel 30-year inspection 
AU  - Baker, Margaret A
PY  - 1971
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS BSS 38
DO  - 10.6028/NBS.BSS.38
ER  -