TY  - RPRT
TI  - Preliminary study, tropical storage of dental materials : progress report
AU  - Copeland, Henry E
AU  - Sweeney, W T
PY  - 1955
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS report ; 4495
DO  - 10.6028/NBS.RPT.4495
ER  -