TY - RPRT TI - Mechanisms of fire ignition and extinguishment : tenth progress report covering the period 1 February 1961 to 31 January 1962 AU - Creitz, E C PY - 1962 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 7425 DO - 10.6028/NBS.RPT.7425 ER -