Show Army Board Boara Probes Cause of Explosion NEW YORK Nov 15 UP UP-A UP A U. U S S. army board of ot Inquiry today investigated Investigated investigated gated the explosion at Miller field which killed a civilian and injured five soldiers The blast occurred occurred oc oc- oc- oc when the six sic victims were try ing to find a leak in a submerged g gasoline oUne tank Ther Themen en had drained the tank and a preliminary survey indicated fumes were Ignited possibly pos pos- sibly by heat generated by a hydraulic air all pressure pump 4 |