TY  - RPRT
TI  - Evaluation of currency and stamp papers 
AU  - Graminski, E L
AU  - Toth, E E
PY  - 1974
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 74-431
DO  - 10.6028/NBS.IR.74-431
ER  -