TY  - RPRT
TI  - Infrared optical measurements: semiannual technical report July 1, 1964 to December 31, 1964
PY  - 1964
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 8626
DO  - 10.6028/NBS.RPT.8626
ER  -