TY  - RPRT
TI  - The performance of industrial-type protected metal building sheets: progress report
AU  - Pitts, Joseph W
PY  - 1970
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 10269
DO  - 10.6028/NBS.RPT.10269
ER  -