TY  - RPRT
TI  - A study of the variables involved in the saturating of roofing felts 
AU  - Greenfeld, Sidney H
PY  - 1969
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS BSS 19
DO  - 10.6028/NBS.BSS.19
ER  -