TY - RPRT TI - Fifth progress on the mechanisms of fire ignition and extinguishment covering period 1 July to 31 December 1958 AU - Creitz, E C PY - 1959 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 6277 DO - 10.6028/NBS.RPT.6277 ER -