TY  - RPRT
TI  - Waterproofing systems for underground structures 
AU  - Boone, Thomas H
AU  - Walton, William W
PY  - 1964
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 8547
DO  - 10.6028/NBS.RPT.8547
ER  -