TY - RPRT TI - Standard Reference Materials : Use of standard light-sensitive paper for calibrating carbon arcs used in testing textiles for colorfastness to light/ AU - Shouse, Paul J AU - Wood, Lawrence A PY - 1972 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NBS SP 260-41 DO - 10.6028/NBS.SP.260-41 ER -