TY  - RPRT
TI  - Reduced-size vents for one-story and split-level residential plumbing systems: a preliminary report
AU  - Wyly, Robert S
PY  - 1970
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 10149
DO  - 10.6028/NBS.RPT.10149
ER  -