What was found
FLT#1303, BOS-PHX. 'OIL ODOR WAS EXPERIENCED BY AFT FA'S IN REAR GALLEY. ODOR STARTED AT 20,000 FT AND WENT AWAY AROUND 10,000 FT. FA'S DID NOT SMELL THE ODOR IN THE CABIN, ONLY IN AFT GALLEY. IT WAS NOT A DIRTY SOCKS SMELL.' (SUPPLEMENTAL INFORMATION TO FOLLOW)