TY - GEN AU - C A Douglas AU - I Nimeroff C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1955-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.4421 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1955 TI - Design and calibration of a remote-indicating, photoelectric brightness meter: ER -