TY  - RPRT
TI  - A study of the properties of the U.S. Capitol sandstone 
AU  - Hockman, Arthur
AU  - Kessler, D W
PY  - 1957
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 4998
DO  - 10.6028/NBS.RPT.4998
ER  -