TY  - RPRT
TI  - Technical details of print reader demonstrator 
AU  - Greenough, M L
AU  - Gordon, C C
PY  - 1954
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS report ; 3634
DO  - 10.6028/NBS.RPT.3634
ER  -