TY  - RPRT
TI  - Fire hazard tests of substitute duct materials 
AU  - Hutton, A C
AU  - Gross, D
PY  - 1952
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 1947
DO  - 10.6028/NBS.RPT.1947
ER  -