TY - GEN AU - T L Cummings AU - J Horlick C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1979-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.79-1815 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1979 TI - Collaborative reference program for color and appearance ::ASTM 60� gloss report no. 29 ER -