TY - RPRT TI - Methods for measuring lead concentrations in paint films AU - McKnight, Mary E AU - Byrd, W Eric AU - Roberts, Willard E AU - Lagergren, Eric S PY - 1989 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 89-4209 DO - 10.6028/NIST.IR.89-4209 ER -