TY  - RPRT
TI  - Circular of the Bureau of Standards no. 276: motor-vehicle headlighting
AU  - Carlson, Raymond Earl
PY  - 1925
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 276
DO  - 10.6028/NBS.CIRC.276
ER  -