TY - RPRT TI - Airborne asbestos method: standard practice for recording transmission electron microscopy data for the analysis of asbestos collected onto filters, version 1.0 AU - Steel, Eric B PY - 1994 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 5358 DO - 10.6028/NIST.IR.5358 ER -